%%% -*-BibTeX-*-
%%% ====================================================================
%%%  BibTeX-file{
%%%     author          = "Nelson H. F. Beebe",
%%%     version         = "1.02",
%%%     date            = "04 March 2014",
%%%     time            = "12:07:08 MST",
%%%     filename        = "sciam1920.bib",
%%%     address         = "University of Utah
%%%                        Department of Mathematics, 110 LCB
%%%                        155 S 1400 E RM 233
%%%                        Salt Lake City, UT 84112-0090
%%%                        USA",
%%%     telephone       = "+1 801 581 5254",
%%%     FAX             = "+1 801 581 4148",
%%%     URL             = "http://www.math.utah.edu/~beebe",
%%%     checksum        = "31013 103258 343799 4039569",
%%%     email           = "beebe at math.utah.edu, beebe at acm.org,
%%%                        beebe at computer.org (Internet)",
%%%     codetable       = "ISO/ASCII",
%%%     keywords        = "bibliography; BibTeX; Scientific American",
%%%     license         = "public domain",
%%%     supported       = "yes",
%%%     docstring       = "This is a bibliography of the magazine/
%%%                        journal Scientific American (CODEN SCAMAC,
%%%                        ISSN 0036-8733 (print), 1946-7087
%%%                        (electronic)) for the decade 1920--1929.
%%%
%%%                        The companion bibliographies sciam18xx.bib,
%%%                        sciam19xx.bib and sciam20xx.bib cover other
%%%                        decades.
%%%
%%%                        At version 1.02, the year coverage looked
%%%                        like this:
%%%
%%%                             1920 ( 717)    1924 ( 443)    1928 ( 367)
%%%                             1921 ( 646)    1925 ( 334)    1929 ( 392)
%%%                             1922 ( 634)    1926 ( 355)
%%%                             1923 ( 550)    1927 ( 370)
%%%
%%%                             Article:       4808
%%%
%%%                             Total entries: 4808
%%%
%%%                        There is no coverage of the Arabic edition
%%%                        (Majallat Al-Oloom), the Chinese edition, the
%%%                        French edition (Pour La Science, l'Edition
%%%                        Francaise de Scientific American), the German
%%%                        translation (Spektrum der Wissenschaft), the
%%%                        Italian edition (Le Scienze), the Japanese
%%%                        edition (Saiensonu), the Polish edition
%%%                        (Swiat Nauki), the Russian edition (V mire
%%%                        nauki), or the Spanish edition (Investigacion
%%%                        Ciencia), and it is not known whether
%%%                        adequate online data exist for those editions
%%%                        that could be converted to BibTeX form.
%%%
%%%                        The journal has a World-Wide Web site at
%%%
%%%                            http://www.sciam.com/
%%%
%%%                        with pointers to incomplete indexes of
%%%                        issues from 1996--date at
%%%
%%%                            http://www.sciam.com/previousissues.html
%%%
%%%                        In some cases, these indexes have pointers
%%%                        to the full text of selected articles.  URL
%%%                        values in the bibliography entries below
%%%                        contain pointers to these indexes and/or
%%%                        articles.
%%%
%%%                        There is also a searchable archive of issues
%%%                        from 1993 to date, available for download, in
%%%                        PDF form, for a fee:
%%%
%%%                            https://www.sciamarchive.com/
%%%
%%%                        Sadly, the sciam.com publication data proved
%%%                        unreliable because titles in tables of
%%%                        contents frequently did not match those on
%%%                        the articles, and other publication data were
%%%                        often incomplete or inaccurate.
%%%
%%%                        Fortunately, there is now a good archive of
%%%                        journal data at
%%%
%%%                            http://www.nature.com/scientificamerican
%%%
%%%                        and those data have been converted
%%%                        automatically to BibTeX form for this
%%%                        bibliography, with additional programmed and
%%%                        manual work to supply the required bracing of
%%%                        proper nouns in title fields, and compound
%%%                        names in author fields, and to repair other
%%%                        typographical errors.
%%%
%%%                        Data for this bibliography have been derived
%%%                        primarily from the nature.com Web site.
%%%
%%%                        Numerous errors in the sources noted above
%%%                        have been corrected.   Spelling has been
%%%                        verified with the UNIX spell and GNU ispell
%%%                        programs using the exception dictionary
%%%                        stored in the companion file with extension
%%%                        .sok.
%%%
%%%                        BibTeX citation tags are uniformly chosen
%%%                        as name:year:abbrev, where name is the
%%%                        family name of the first author or editor,
%%%                        year is a 4-digit number, and abbrev is a
%%%                        3-letter condensation of important title
%%%                        words. Citation tags were automatically
%%%                        generated by software developed for the
%%%                        BibNet Project.
%%%
%%%                        In this bibliography, entries are sorted in
%%%                        publication order within each journal,
%%%                        using bibsort -byvolume.
%%%
%%%                        The checksum field above contains a CRC-16
%%%                        checksum as the first value, followed by the
%%%                        equivalent of the standard UNIX wc (word
%%%                        count) utility output of lines, words, and
%%%                        characters.  This is produced by Robert
%%%                        Solovay's checksum utility.",
%%%  }
%%% ====================================================================

@Preamble{
    "\hyphenation{
        Kuz-i-ora
    }"
    # "\ifx \undefined \blacksquare \let \blacksquare = \bullet \fi"
    # "\ifx \undefined \booktitle   \def \booktitle#1{{{\em #1}}} \fi"
}

%%% ====================================================================
%%% Acknowledgement abbreviations:

@String{ack-nhfb = "Nelson H. F. Beebe,
                    University of Utah,
                    Department of Mathematics, 110 LCB,
                    155 S 1400 E RM 233,
                    Salt Lake City, UT 84112-0090, USA,
                    Tel: +1 801 581 5254,
                    FAX: +1 801 581 4148,
                    e-mail: \path|beebe@math.utah.edu|,
                            \path|beebe@acm.org|,
                            \path|beebe@computer.org| (Internet),
                    URL: \path|http://www.math.utah.edu/~beebe/|"}

%%% ====================================================================
%%% Journal abbreviations:

@String{j-SCI-AMER              = "Scientific American"}

%%% ====================================================================
%%% Bibliography entries:

@Article{Anonymous:1920:INIa,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "1",
  pages =        "16--16",
  day =          "3",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01031920-16",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:04 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n1/pdf/scientificamerican01031920-16.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPa,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "1",
  pages =        "18--18",
  day =          "3",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01031920-18",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:04 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n1/pdf/scientificamerican01031920-18.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:GAR,
  author =       "Anonymous",
  title =        "The Growth of the Automobile, Review of the Year,
                 1919, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "1",
  pages =        "3--5",
  day =          "3",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01031920-3",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:04 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n1/pdf/scientificamerican01031920-3.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:RD,
  author =       "Victor Pag{\'e}",
  title =        "The Refinement of Details",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "1",
  pages =        "6--7",
  day =          "3",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01031920-6",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:04 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n1/pdf/scientificamerican01031920-6.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIVa,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {VI}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "1",
  pages =        "8--8",
  day =          "3",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01031920-8",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:04 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n1/pdf/scientificamerican01031920-8.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:MAC,
  author =       "Anonymous",
  title =        "Making the Automobile Complete",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "1",
  pages =        "9--9",
  day =          "3",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01031920-9",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:04 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n1/pdf/scientificamerican01031920-9.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Stewart:1920:NT,
  author =       "John Q. Stewart",
  title =        "The Nature of Things",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "1",
  pages =        "10--11",
  day =          "3",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01031920-10",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:04 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n1/pdf/scientificamerican01031920-10.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:AYC,
  author =       "Victor W. Page",
  title =        "The All-Year Car",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "1",
  pages =        "12--13",
  day =          "3",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01031920-12",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:04 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n1/pdf/scientificamerican01031920-12.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Williams:1920:NYSa,
  author =       "Frank M. Williams",
  title =        "The {New York State Barge Canal} --- {I}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "1",
  pages =        "14--15",
  day =          "3",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01031920-14",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:04 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n1/pdf/scientificamerican01031920-14.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Ca,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "245--245",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-245",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-245.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HMa,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {March, 1920}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "252--252",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-252",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-252.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIb,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "254--254",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-254",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-254.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBa,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "263--264",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-263",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-263.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:YSR,
  author =       "Ralph Howard",
  title =        "A Year's Supply of Raw Material for the Melting Pot,
                 Wartime Bureaus and the Taxpayer, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "239--241",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-239",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-239.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Rowell:1920:WWM,
  author =       "George W. {Rowell, Jr.}",
  title =        "Wicker-Weaving by Machine",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "242--242",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-242",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-242.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Easton:1920:ELS,
  author =       "William H. Easton",
  title =        "Electric Locomotives that are Still Larger and More
                 Powerful, Starting from Cold on Alcohol",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "243--243",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-243",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-243.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Beardsley:1920:PEE,
  author =       "A. H. Beardsley",
  title =        "Photo Enlargements by Expansion of Negative Emulsion,
                 The Mathematical Motor Truck",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "243--243",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-243a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-243a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RII,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {IX}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "244--244",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-244",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-244.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{VonBlon:1920:CC,
  author =       "John L. {Von Blon}",
  title =        "Commercializing the Coyote",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "246--246",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-246",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-246.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anderson:1920:WPS,
  author =       "James Anderson",
  title =        "Wreck-Proof Safe for Ocean-Going Mail",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "247--247",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-247",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-247.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hall:1920:HCM,
  author =       "Sidney J. Hall",
  title =        "How the {Chinese} Make their Beautiful Enamel-Work",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "247--247",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-247a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-247a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:PIR,
  author =       "George Gaulois",
  title =        "Putting Infra-Red Rays to Work",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "248--249",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-248",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-248.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Bird:1920:WAO,
  author =       "J. Malcolm Bird",
  title =        "What About the Old-Fashioned Winter?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "253--253",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-253",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-253.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:VT,
  author =       "Anonymous",
  title =        "{Vermont} Talc",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "10",
  pages =        "262--262",
  day =          "6",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03061920-262",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:06 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n10/pdf/scientificamerican03061920-262.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cb,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "273--273",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-273a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-273a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIc,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "282--282",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-282",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-282.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPb,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "284--284",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-284",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-284.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Geiger:1920:LSL,
  author =       "C. W. Geiger",
  title =        "Lightening the Stevedore's Load, Unscientific
                 Lawmaking, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "267--269",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-267",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-267.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:NST,
  author =       "Robert G. Skerrett",
  title =        "Navigating Ships in Trains",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "270--270",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-270",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-270.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:XRS,
  author =       "George Gaulois",
  title =        "The {X}-Ray in the Shop",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "271--271",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-271",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-271.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Edsall:1920:CRB,
  author =       "Henry J. Edsall",
  title =        "The Cleaning of Railroad Ballast, Street Accidents in
                 Miniature",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "271--271",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-271a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-271a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Yates:1920:SC,
  author =       "Raymond Francis Yates",
  title =        "Succeeding in Chemistry",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "272--272",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-272",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-272.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:SSM,
  author =       "Ralph Howard",
  title =        "Seeking the Seven-Mile Ceiling",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "273--273",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-273",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-273.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Plummer:1920:HTW,
  author =       "Harry Chapin Plummer",
  title =        "Highways Through the Wilderness",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "274--274",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-274",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-274.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Roberts:1920:CRH,
  author =       "S. G. Roberts",
  title =        "Cutting Out a Railroad Hazard",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "275--275",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-275",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-275.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:WLB,
  author =       "Ralph Howard",
  title =        "Welding a Lighthouse's Broken Legs",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "275--275",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-275a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-275a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Leach:1920:PAR,
  author =       "Howard S. Leach",
  title =        "The Photostat as an Aid to Research",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "276--277",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-276",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-276.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dahl:1920:WS,
  author =       "Arthur L. Dahl",
  title =        "What is a Silo?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "280--280",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-280",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-280.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anderson:1920:ECW,
  author =       "James Anderson",
  title =        "Ecuador Contributes a Wood that is Lighter than Cork",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "281--281",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-281",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-281.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:SFA,
  author =       "Anonymous",
  title =        "Some Features of the {American} Motor Boat Show",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "281--281",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-281a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-281a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:ATS,
  author =       "Anonymous",
  title =        "{American} Tennis Shoes in {Chile}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "286--286",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-286",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-286.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:CFJ,
  author =       "Anonymous",
  title =        "Condensation of Fruit Juices",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "11",
  pages =        "292--292",
  day =          "13",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03131920-292",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:08 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n11/pdf/scientificamerican03131920-292.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cc,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "301--301",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-301",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-301.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCa,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "306--308",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-306",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-306.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCa,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "310--310",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-310",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-310.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:ASW,
  author =       "Ralph Howard",
  title =        "{America}'s Share in World Production, Paper, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "295--297",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-295",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-295.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{W:1920:WSW,
  author =       "H. W. and C. Wells Nieman",
  title =        "What Shall we Say to {Mars}?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "298--298",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-298",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-298.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:PCW,
  author =       "S. R. Winters",
  title =        "Paper from Cottonseed Waste",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "299--299",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-299",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-299.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Surface:1920:ICS,
  author =       "A. R. Surface",
  title =        "Iron Castings from Steel Scrap, Using Brick and Wood
                 in Reinforced Concrete, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "299--299",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-299a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-299a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:FCI,
  author =       "H. E. Howe",
  title =        "The Future of the Cotton Industry",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "300--300",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-300",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-300.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Lodian:1920:STE,
  author =       "L. Lodian",
  title =        "Strange Things to Eat",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "302--303",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-302",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-302.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dabney:1920:NOI,
  author =       "Thomas Ewing Dabney",
  title =        "{New Orleans}' Industrial Canal",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "304--304",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-304",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-304.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:FSM,
  author =       "Robert G. Skerrett",
  title =        "Finger Signals for the Motorist, Breaking Away from
                 the Conventional in Mail Airplanes, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "305--305",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-305",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-305.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:PNS,
  author =       "Anonymous",
  title =        "Potash from a New Source, Airplane Service Between
                 {Denmark} and {Germany}, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "318--320",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-318",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-318.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gardner:1920:QDL,
  author =       "Henry A. Gardner",
  title =        "Quick Dry Lacquer Coating, Protecting the Surface of
                 Aluminum from Corrosion, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "12",
  pages =        "320--324",
  day =          "20",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03201920-320",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:10 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n12/pdf/scientificamerican03201920-320.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cd,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "333--333",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-333a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-333a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HAa,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {April}, 1920",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "338--339",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-338",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-338.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INId,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "340--340",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-340",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-340.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPc,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "342--342",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-342",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-342.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:MDS,
  author =       "Anonymous",
  title =        "Mail Delivery to Ships at Sea, Detecting Men by their
                 Heat Radiation, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "327--329",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-327",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-327.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Walker:1920:PCT,
  author =       "J. Bernard Walker",
  title =        "The {Panama Canal} Today",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "330--330",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-330",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-330.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hall:1920:WRC,
  author =       "Leo G. Hall",
  title =        "Wrecking Reinforced Concrete Structures --- The
                 Demolishing Art at its Best, Fighting Crickets with
                 Flame Throwers",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "331--331",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-331",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-331.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:MSH,
  author =       "George Gaulois",
  title =        "A Man-Sized Helicopter that Leaves the Ground with
                 Full Load",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "331--331",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-331a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-331a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIXa,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {X}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "332--332",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-332",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-332.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:TAP,
  author =       "Anonymous",
  title =        "Testing Airplane Propellers",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "333--333",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-333",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-333.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Greene:1920:WTM,
  author =       "Howard Greene",
  title =        "Why the Trailer has Made Good",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "334--335",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-334",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-334.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Bratton:1920:LWS,
  author =       "W. Norman Bratton",
  title =        "The Latest Word in Steel",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "336--336",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-336",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-336.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Clark:1920:ELC,
  author =       "A. M. Clark",
  title =        "Electricity's Latest Contribution to the Modem Art of
                 Heat Treatment",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "337--337",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-337",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-337.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Pierce:1920:HCC,
  author =       "Daniel T. Pierce",
  title =        "How Colloidal Chemistry Aids the Paving Industry",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "337--337",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-337a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-337a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:PBP,
  author =       "Anonymous",
  title =        "A Practical Blue-Print Protector",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "13",
  pages =        "351--351",
  day =          "27",
  month =        mar,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03271920-351",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:12 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n13/pdf/scientificamerican03271920-351.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Ce,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "361--361",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-361",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-361.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIe,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "368--368",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-368",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-368.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPd,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "370--370",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-370",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-370.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBb,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "380--380",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-380",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-380.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BHW,
  author =       "Anonymous",
  title =        "Building Houses Out of the Waste of War, Rust-Proof
                 Steel in Dentistry, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "355--357",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-355",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-355.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:MFD,
  author =       "Robert G. Skerrett",
  title =        "Making Farms Out of Deserts",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "358--358",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-358",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-358.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Botsford:1920:GNG,
  author =       "Harry Botsford",
  title =        "Gasoline from Natural Gas",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "359--359",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-359",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-359.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:TPT,
  author =       "S. R. Winters",
  title =        "Testing Paper by Tearing, The Electrified Blackboard
                 for the Technical Classroom, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "359--359",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-359a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-359a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:EI,
  author =       "C. H. Claudy",
  title =        "Exploiting the Inventor --- {I}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "360--360",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-360",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-360.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Beach:1920:ERR,
  author =       "B. S. Beach",
  title =        "The Electric Railroad Over the {Rockies}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "362--362",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-362",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-362.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Paul:1920:WDC,
  author =       "George F. Paul",
  title =        "The Wrecking Derrick and a Concrete Job, Our Instincts
                 have Birthdays, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "363--363",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-363",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-363.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Johnson:1920:PNZ,
  author =       "Oliver Johnson",
  title =        "Piercing {New Zealand}'s Mountain Barrier",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "363--363",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-363a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-363a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Jeffers:1920:MMT,
  author =       "LeRoy Jeffers",
  title =        "From the Mountains of {Montana} to the {Tetons} of
                 {Wyoming}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "364--365",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-364",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-364.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Crafts:1920:BS,
  author =       "H. A. Crafts",
  title =        "From Boneyard to Shipyard",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "366--366",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-366",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-366.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:MWD,
  author =       "Anonymous",
  title =        "Making Wax Dummies for Fashion Displays, Some Novel
                 Uses for the Tattooing Needle",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "367--367",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-367",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-367.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BR,
  author =       "Anonymous",
  title =        "A Botanical Romance",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "14",
  pages =        "378--379",
  day =          "3",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04031920-378",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:14 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n14/pdf/scientificamerican04031920-378.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cf,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "389--389",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-389a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-389a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIf,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "400--400",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-400",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-400.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPe,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "402--402",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-402",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-402.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Woodward:1920:BFY,
  author =       "Fred E. Woodward",
  title =        "The Books of Forty Years, Making Window Glass, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "383--385",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-383",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-383.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:FSS,
  author =       "Robert G. Skerrett",
  title =        "Is the Fabricated Ship a Success?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "386--386",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-386",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-386.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hammatt:1920:WPO,
  author =       "Richard F. Hammatt",
  title =        "Winged Patrols for Our Expansive Forests",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "387--387",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-387",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-387.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Orb:1920:MWT,
  author =       "G. Orb",
  title =        "Multiple Wheel Truck and the Pneumatic Tire",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "387--387",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-387a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-387a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:EIIa,
  author =       "C. H. Claudy",
  title =        "Exploiting the Inventor --- {II}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "388--388",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-388",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-388.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Yates:1920:SEE,
  author =       "Raymond Francis Yates",
  title =        "Succeeding in Electrical Engineering",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "389--389",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-389",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-389.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Colcord:1920:HMW,
  author =       "David Harold Colcord",
  title =        "How Much is a Worker Worth?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "390--391",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-390",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-390.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Crawford:1920:FPP,
  author =       "R. P. Crawford and G. H. Dacy",
  title =        "Fighting Plant Pests with Fire",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "392--393",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-392",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-392.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Stewart:1920:CA,
  author =       "Andrew Stewart",
  title =        "Creating an Asset",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "394--394",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-394",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-394.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Grupp:1920:WTD,
  author =       "George W. Grupp",
  title =        "What Types of Drives are Used in Motor Trucks?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "395--395",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-395",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-395.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Surface:1920:PPI,
  author =       "A. R. Surface",
  title =        "Power from Peat --- An Interesting {Irish} Experiment
                 in Fuels",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "395--395",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-395a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-395a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Tevis:1920:SNF,
  author =       "M. Tevis",
  title =        "Something New in Fluorescent Screens for Radioscopic
                 Work, Where there is no Sugar Shortage, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "395--395",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-395b",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-395b.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dickie:1920:MBB,
  author =       "Francis Dickie",
  title =        "Making {Boro-Budur} Known",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "398--399",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-398",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-398.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:MCC,
  author =       "Anonymous",
  title =        "Measuring Carbon Content of Steel",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "15",
  pages =        "412--412",
  day =          "10",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04101920-412",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:16 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n15/pdf/scientificamerican04101920-412.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cg,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "421--421",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-421a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-421a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCb,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle: The Motor-Driven
                 Commercial",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "430--430",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-430",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-430.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:WGH,
  author =       "Anonymous",
  title =        "Why is Gasoline High?, Building for the Future, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "415--417",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-415",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-415.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Edholm:1920:HSB,
  author =       "C. L. Edholm",
  title =        "House Surgery in the Building Crisis",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "418--418",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-418",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-418.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:DS,
  author =       "S. R. Winters",
  title =        "Is the Dam Safe?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "419--419",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-419",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-419.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Geiger:1920:CPF,
  author =       "Charles W. Geiger",
  title =        "{California}'s Power Famine",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "419--419",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-419a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-419a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIXb,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {XI}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "420--420",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-420",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-420.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Langmuir:1920:RBM,
  author =       "Irving Langmuir",
  title =        "At the Rock Bottom of Matter",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "421--421",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-421",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-421.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:USM,
  author =       "George H. Dacy",
  title =        "{Uncle Sam} --- Motion Picture Producer",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "422--422",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-422",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-422.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Surface:1920:CEM,
  author =       "A. R. Surface",
  title =        "Carbon Electrodes in the Making",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "423--423",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-423",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-423.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:HFL,
  author =       "S. R. Winters",
  title =        "High Flying in the Laboratory",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "423--423",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-423a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-423a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Orb:1920:WCT,
  author =       "G. Orb",
  title =        "Where Concrete Things are Cast",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "423--423",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-423b",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-423b.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Jeffers:1920:AMW,
  author =       "LeRoy Jeffers",
  title =        "Among the Mountains of {Western Canada}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "424--425",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-424",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-424.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Kegley:1920:TLP,
  author =       "Howard C. Kegley",
  title =        "The Topical Lamp Post",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "425--425",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-425",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-425.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{McIlvaine:1920:NLI,
  author =       "Tompkins McIlvaine",
  title =        "National Life Insurance on the Endowment Plan",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "426--426",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-426",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-426.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
  xxauthor =     "Tompkins Mcllvaine",
}

@Article{Murrill:1920:PGS,
  author =       "W. A. Murrill",
  title =        "Plant Growths that Shed Light",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "427--427",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-427",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-427.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hausman:1920:TCM,
  author =       "Leon Augustus Hausman",
  title =        "Tiny Creatures that Make Bad Water",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "427--427",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-427a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-427a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:TGO,
  author =       "J. F. Springer",
  title =        "Two Great Organs",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "428--429",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-428",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-428.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:MMW,
  author =       "Anonymous",
  title =        "A Molding Machine Which Throws the Sand",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "16",
  pages =        "444--444",
  day =          "17",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04171920-444",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:18 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n16/pdf/scientificamerican04171920-444.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Ch,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "453--453",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-453a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-453a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCb,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "460--460",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-460",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-460.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIg,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "462--463",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-462",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-462.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPf,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "464--464",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-464",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-464.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBc,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "476--476",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-476",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-476.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:TMB,
  author =       "Anonymous",
  title =        "The Torpedo Motor Boat, The Aerial Mail and Aviation,
                 and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "447--449",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-447",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-447.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Rush:1920:MAC,
  author =       "E. M. Rush",
  title =        "Making an {American} City",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "450--451",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-450",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-450.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:EIIb,
  author =       "C. H. Claudy",
  title =        "Exploiting the Inventor --- {III}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "452--452",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-452",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-452.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Woolley:1920:RRR,
  author =       "Monroe Woolley",
  title =        "Required Reforms of the Road",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "453--453",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-453",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-453.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:SR,
  author =       "H. A. Mount",
  title =        "The Story of Radium",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "454--455",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-454",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-454.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Henry:1920:WES,
  author =       "M. A. Henry",
  title =        "Where the Eye Supplants the Ear",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "456--456",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-456",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-456.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:GRM,
  author =       "J. F. Springer",
  title =        "The Geology of Ripple Marks",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "457--457",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-457",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-457.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hess:1920:RGI,
  author =       "Seline Hess",
  title =        "A Radial Gate for Irrigation Canals",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "457--457",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-457a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-457a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Butterfield:1920:LS,
  author =       "W. A. Butterfield",
  title =        "Lilies of Stone",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "458--459",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-458",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-458.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Shepstone:1920:SSW,
  author =       "H. J. Shepstone",
  title =        "A Stranded School of Whales and what it Means",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "461--461",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-461",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-461.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dickie:1920:RSS,
  author =       "Francis Dickie",
  title =        "Rare {South Sea} Armor",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "461--461",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-461a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-461a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:CPI,
  author =       "Anonymous",
  title =        "Community Pumps for Irrigation, The Current Issue of
                 the {{\booktitle{Scientific American}}} Monthly, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "17",
  pages =        "472--474",
  day =          "24",
  month =        apr,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican04241920-472",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:20 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n17/pdf/scientificamerican04241920-472.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Ci,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "485--485",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-485",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-485.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIh,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "494--494",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-494",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-494.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPg,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "496--496",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-496",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-496.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:CDC,
  author =       "Robert G. Skerrett",
  title =        "Can Duplex Craft Speed Up Transportation?, {New
                 York}'s Greatest Handicap, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "479--481",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-479",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-479.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Nattan:1920:IW,
  author =       "Robert F. Nattan",
  title =        "The Ingenuity of the Watchmaker",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "482--483",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-482",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-482.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:EIIc,
  author =       "C. H. Claudy'",
  title =        "Exploiting the Inventor --- {IV}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "484--484",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-484",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-484.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:SBW,
  author =       "George H. Dacy",
  title =        "Subduing the Boll Weevil",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "486--486",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-486",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-486.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{VonBlon:1920:HHF,
  author =       "John L. {Von Blon}",
  title =        "The House on the Hill with Front Door in the Valley",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "487--487",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-487",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-487.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:DAC,
  author =       "S. R. Winters",
  title =        "Development of {American} Clays",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "487--487",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-487a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-487a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Ehlers:1920:AG,
  author =       "W. A. Ehlers",
  title =        "Annealing with Gas",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "488--488",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-488",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-488.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dime:1920:WED,
  author =       "Erie A. Dime",
  title =        "What {Europe} is Doing in Aviation --- {Americans},
                 Please Take Notice!",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "489--489",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-489",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-489.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:ABA,
  author =       "George Gaulois",
  title =        "Air Bags for the Airplane that Lands on Water",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "489--489",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-489a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-489a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Bywater:1920:BNP,
  author =       "Hector C. Bywater",
  title =        "The Backbone of {Naval} Power",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "490--490",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-490",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-490.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Townsend:1920:FCC,
  author =       "Henry Townsend",
  title =        "The Fuel Case of Coke vs. Coal",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "491--491",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-491",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-491.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Child:1920:KCL,
  author =       "Allen P. Child",
  title =        "Keeping the Construction Laborer Satisfied",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "491--491",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-491a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-491a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:SPP,
  author =       "Anonymous",
  title =        "The Steamship Pier Problem",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "492--493",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-492",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-492.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:ASE,
  author =       "Anonymous",
  title =        "The Automatic Substation from an Economic Standpoint",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "18",
  pages =        "498--500",
  day =          "1",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05011920-498",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:22 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n18/pdf/scientificamerican05011920-498.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HMb,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {May, 1920}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "522--522",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-522",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-522.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIi,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "523--523",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-523",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-523.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPh,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "524--524",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-524",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-524.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:OHR,
  author =       "Anonymous",
  title =        "Opening Up the {Harlem River}, Determining Carbon in
                 Steel by Electric Resistance, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "507--509",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-507",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-507.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:WGV,
  author =       "Robert G. Skerrett",
  title =        "The World's Greatest Vehicular Tunnel",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "510--510",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-510",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-510.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:BXR,
  author =       "Ralph Howard",
  title =        "Bringing the {X}-Ray to the Patient, Light-Filters for
                 Observing Pilot Balloons",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "511--511",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-511",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-511.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hawkins:1920:LCP,
  author =       "L. A. Hawkins",
  title =        "The {Langmuir} Condensation Pump",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "511--511",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-511a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-511a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:FSA,
  author =       "Anonymous",
  title =        "A Forward Step in Automotive Fuels",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "512--512",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-512",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-512.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Wade:1920:TS,
  author =       "Herbert T. Wade",
  title =        "The Tools of Science",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "513--513",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-513",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-513.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:TE,
  author =       "C. H. Claudy",
  title =        "A Telephone to {Europe}?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "513--513",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-513a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-513a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Roberts:1920:HOW,
  author =       "S. G. Roberts",
  title =        "Harnessing Our Waterpower",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "514--515",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-514",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-514.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Yates:1920:SME,
  author =       "Raymond Francis Yates",
  title =        "Succeeding in Mining Engineering",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "516--517",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-516",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-516.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:WID,
  author =       "J. F. Springer",
  title =        "Watering {Idaho}'s Desert",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "19",
  pages =        "520--521",
  day =          "8",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05081920-520",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:24 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n19/pdf/scientificamerican05081920-520.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cj,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "37--37",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-37",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-37.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIj,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "46--46",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-46",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-46.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPi,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "48--48",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-48",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-48.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BAMa,
  author =       "Anonymous",
  title =        "{{\booktitle{Scientific American}}} Monthly, Obsolete
                 at the Very Outset, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "32--33",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-32",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-32.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:MSB,
  author =       "Anonymous",
  title =        "Mapping with the Squeeze of a Bulb",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "34--35",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-34",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-34.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:GSC,
  author =       "Anonymous",
  title =        "A {Governmental} Step-Child",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "36--36",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-36",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-36.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:SCD,
  author =       "Anonymous",
  title =        "Saving a Capsized {Dreadnought}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "38--38",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-38",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-38.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:ROO,
  author =       "Anonymous",
  title =        "Revival of Our Oldest {Navy Yard}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "39--39",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-39",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-39.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Williams:1920:NYSb,
  author =       "Frank M. Williams",
  title =        "The {New York State Barge Canal} --- {II}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "40--41",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-40",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-40.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:SLF,
  author =       "Anonymous",
  title =        "The Shunt-less Freight Terminal",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "42--43",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-42",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-42.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Bennington:1920:WBG,
  author =       "Arthur Bennington",
  title =        "Why Big Guns are Short-Lived",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "44--44",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-44",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-44.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Storck:1920:GC,
  author =       "John Storck and Cyrus C.",
  title =        "The Geographer's Corner",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "2",
  pages =        "49--49",
  day =          "10",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01101920-49",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:26 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n2/pdf/scientificamerican01101920-49.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
  xxnote =       "Check second author name??",
}

@Article{Howe:1920:SCc,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "546--547",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-546",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-546.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCc,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "548--548",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-548",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-548.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPj,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "552--552",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-552",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-552.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBd,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "560--560",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-560",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-560.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:HMW,
  author =       "Anonymous",
  title =        "How much Water do we Drink in the {United States}?,
                 {{\booktitle{Scientific American}}} Monthly for May,
                 and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "535--537",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-535",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-535.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:PCW,
  author =       "Robert G. Skerrett",
  title =        "Piercing the {Catskills} for Water",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "538--538",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-538",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-538.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:MRP,
  author =       "Ralph Howard",
  title =        "Making a River Pump its Water Uphill, Talking to
                 Thousands by Electrifying and Amplifying the Speaker's
                 Voice",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "539--539",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-539",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-539.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Lambert:1920:OHC,
  author =       "W. Lambert",
  title =        "To Offset the High Cost of Ice",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "539--539",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-539a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-539a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:MT,
  author =       "C. H. Claudy",
  title =        "A {Merlin} of Today",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "540--540",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-540",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-540.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:HI,
  author =       "H. A. Mount",
  title =        "Hoboes of Industry",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "541--541",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-541",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-541.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Crafts:1920:MBL,
  author =       "H. A. Crafts",
  title =        "Making Bad Land Good",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "542--542",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-542",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-542.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:OSG,
  author =       "Anonymous",
  title =        "Our Share of the {German Fleet}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "543--543",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-543",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-543.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Foster:1920:AA,
  author =       "Oscar R. Foster",
  title =        "The Architecture of the Atom",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "20",
  pages =        "544--545",
  day =          "15",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05151920-544",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n20/pdf/scientificamerican05151920-544.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Ck,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "569--569",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-569a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-569a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIk,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "578--579",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-578",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-578.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPk,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "580--580",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-580",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-580.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBe,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "588--588",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-588",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-588.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Livventaal:1920:CFS,
  author =       "Alexandre Livventaal",
  title =        "The Crop Factory, Steam Locomotives and the {Coal
                 Bill}, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "563--565",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-563",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-563.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:DC,
  author =       "Harry A. Mount",
  title =        "Dismantling a City",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "566--566",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-566",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-566.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:WJS,
  author =       "Ralph Howard",
  title =        "The Welded Joint in Structural-Steel Work",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "567--567",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-567",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-567.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Orb:1920:OAM,
  author =       "G. Orb",
  title =        "Open-Air Mining of Coal by Electric Shovels",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "567--567",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-567a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-567a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Carter:1920:IT,
  author =       "Chauncey P. Carter",
  title =        "The International Trademark",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "568--568",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-568",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-568.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Record:1920:PW,
  author =       "Samuel J. Record",
  title =        "Possum Wood",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "569--569",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-569",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-569.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:LB,
  author =       "Anonymous",
  title =        "The Laboratory in Business",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "570--571",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-570",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-570.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Henry:1920:OFI,
  author =       "M. A. Henry",
  title =        "{Ohio}'s Flood Insurance",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "572--573",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-572",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-572.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:PHP,
  author =       "J. F. Springer",
  title =        "Pin-Hole Photography",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "574--576",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-574",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-574.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:LAR,
  author =       "Anonymous",
  title =        "Laws of Air Resistance of Aerofoils, A Light-Fringe
                 Dilatometer",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "21",
  pages =        "586--586",
  day =          "22",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05221920-586",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n21/pdf/scientificamerican05221920-586.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cl,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "597--597",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-597",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-597.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HJa,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {June, 1920}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "602--603",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-602",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-602.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIl,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "604--604",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-604",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-604.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPl,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "606--606",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-606",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-606.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NQa,
  author =       "Anonymous",
  title =        "Notes and Queries",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "612--612",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-612",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-612.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:ACM,
  author =       "Anonymous",
  title =        "Adding Color to the Motion-Picture Screen, Progress in
                 Electrification of {Swiss} Railways, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "591--593",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-591",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-591.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:OCC,
  author =       "J. F. Springer",
  title =        "The Overhead Cable Crossing",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "594--594",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-594",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-594.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Murrill:1920:DIK,
  author =       "Wm. A. Murrill",
  title =        "The Dendrograph --- An Instrument that Keeps Tabs on
                 Tree Growth, A Fire-Fighting Equipment on Rails",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "595--595",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-595",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-595.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:DHC,
  author =       "S. R. Winters",
  title =        "Determining the Heating and Cooling Curves of Metals",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "595--595",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-595a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-595a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Foster:1920:AM,
  author =       "Oscar R. Foster",
  title =        "The Architecture of the Molecule",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "596--596",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-596",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-596.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Fewkes:1920:ARC,
  author =       "J. Walter Fewkes",
  title =        "Ancient Remains in {Colorado}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "598--598",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-598",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-598.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gradenwitz:1920:ODT,
  author =       "Alfred Gradenwitz",
  title =        "An Old Departure in Theater Building",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "599--599",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-599",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-599.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:RCT,
  author =       "Victor Pag{\'e}",
  title =        "A Racing Car with Two Engines",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "599--599",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-599a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-599a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Lang:1920:SSH,
  author =       "Charles F. Lang",
  title =        "Solving the Short-Haul Problem",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "22",
  pages =        "600--601",
  day =          "29",
  month =        may,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican05291920-600",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n22/pdf/scientificamerican05291920-600.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cm,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "621--621",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-621a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-621a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIm,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "628--628",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-628",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-628.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBf,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "636--636",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-636",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-636.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:CSS,
  author =       "Harry A. Mount",
  title =        "Crystals that Speak, The Scientist and his
                 Definitions, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "615--617",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-615",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-615.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:POP,
  author =       "Robert G. Skerrett",
  title =        "Pooling Our Power",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "618--618",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-618",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-618.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Walker:1920:TEO,
  author =       "Herbert T. Walker",
  title =        "Two Engines for One",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "619--619",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-619",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-619.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIXc,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {XIII}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "620--620",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-620",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-620.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:QNG,
  author =       "Anonymous",
  title =        "The Question of Natural Gas",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "621--621",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-621",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-621.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Walker:1920:CDA,
  author =       "J. Bernard Walker",
  title =        "Challenger and Defenders of the {America's Cup}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "622--623",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-622",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-622.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:PPD,
  author =       "Anonymous",
  title =        "Putting Plants on Daylight Rations",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "624--624",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-624",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-624.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Murrill:1920:WCC,
  author =       "W. A. Murrill",
  title =        "Where Chocolate Comes from",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "23",
  pages =        "626--627",
  day =          "5",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06051920-626",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n23/pdf/scientificamerican06051920-626.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cn,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "645--645",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-645a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-645a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIn,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "652--652",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-652",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-652.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPm,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "654--654",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-654",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-654.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBg,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "664--664",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-664",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-664.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BPW,
  author =       "Anonymous",
  title =        "A Boat that Pumps its Way Along, Fighting a
                 Fisherman's Pest, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "639--641",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-639",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-639.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:SS,
  author =       "Harry A. Mount",
  title =        "Sounding with Sound",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "642--642",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-642",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-642.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anderson:1920:MMF,
  author =       "James Anderson",
  title =        "Making the Milkman Fear the Pump",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "643--643",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-643",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-643.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Wilcox:1920:MSB,
  author =       "W. F. Wilcox",
  title =        "Machinery for the Sugar-Beet Field, Mowing with the
                 Tractor",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "643--643",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-643a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-643a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Yates:1920:SRE,
  author =       "Raymond Francis Yates",
  title =        "Succeeding in Radio Engineering",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "644--644",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-644",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-644.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Colcord:1920:SBC,
  author =       "D. H. Colcord",
  title =        "The Scientific Basis of Carelessness",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "645--645",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-645",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-645.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Henry:1920:CE,
  author =       "M. A. Henry",
  title =        "Checking Up {Einstein}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "646--647",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-646",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/einstein.bib;
                 http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-646.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dahl:1920:WAO,
  author =       "Arthur L. Dahl",
  title =        "What About Our Wine Grapes?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "648--648",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-648",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-648.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Vestal:1920:DD,
  author =       "Avis Gordon Vestal",
  title =        "Directing the Detourist",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "649--649",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-649",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-649.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:BWM,
  author =       "Ralph Howard",
  title =        "Breaking the World's Motorcycle Records, Lantern
                 Slides by the Yard, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "649--649",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-649a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-649a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Alexander:1920:BG,
  author =       "Joshua W. Alexander",
  title =        "Business and {Government}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "650--650",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-650",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-650.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Boyer:1920:AFF,
  author =       "Jacques Boyer",
  title =        "Artificial Fertilization of Flowers, Pulling Cables by
                 Auto-Power, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "651--651",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-651",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-651.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mason:1920:BOF,
  author =       "C. T. Mason",
  title =        "{Barbados} an Oil Field, Soapstone, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "24",
  pages =        "662--663",
  day =          "12",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06121920-662",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n24/pdf/scientificamerican06121920-662.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Co,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "673--673",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-673a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-673a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCd,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "678--679",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-678",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-678.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCd,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "680--680",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-680",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-680.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPn,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "682--682",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-682",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-682.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:FFL,
  author =       "Anonymous",
  title =        "Forerunners of the Flying Liners, Cleaning a Clock,
                 and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "667--669",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-667",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-667.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:DLO,
  author =       "Robert G. Skerrett",
  title =        "{Duluth} to {Liverpool} in One Bottom",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "670--670",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-670",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-670.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Karapetoff:1920:CSL,
  author =       "Vladimir Karapetoff",
  title =        "Common Sense in the Laboratory",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "672--672",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-672",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-672.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:RNP,
  author =       "Anonymous",
  title =        "Relieving the Nitrate Pressure",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "673--673",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-673",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-673.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:WWO,
  author =       "H. A. Mount",
  title =        "What is Wrong with Our Paper Supply?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "674--674",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-674",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-674.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Plummer:1920:OLC,
  author =       "Harry Chapin Plummer",
  title =        "With Our {Latin} Customers",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "675--675",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-675",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-675.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Henry:1920:WHT,
  author =       "M. A. Henry",
  title =        "When the Heart Tells its Story",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "676--676",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-676",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-676.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:HMP,
  author =       "Ralph Howard",
  title =        "How Much Paper in Your Shoes?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "677--677",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-677",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-677.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Kirkpatrick:1920:EPS,
  author =       "Paul Kirkpatrick",
  title =        "Electric Power from Sunlight",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "677--677",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-677a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-677a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Murrill:1920:FHP,
  author =       "W. A. Murrill",
  title =        "Fighting for Healthy Plants",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "677--677",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-677b",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-677b.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BAMb,
  author =       "Anonymous",
  title =        "The {{\booktitle{Scientific American}}} Monthly for
                 {June}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "25",
  pages =        "684--684",
  day =          "19",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06191920-684",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n25/pdf/scientificamerican06191920-684.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cp,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "701--701",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-701",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-701.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HJb,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {July, 1920}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "706--707",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-706",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-706.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIo,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "708--708",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-708",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-708.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPo,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "710--710",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-710",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-710.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Ia,
  author =       "Anonymous",
  title =        "Index",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "718--718",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-718",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-718.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NQb,
  author =       "Anonymous",
  title =        "Notes and Queries",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "719--719",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-719",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-719.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:ATR,
  author =       "Ralph Howard",
  title =        "Addressing Thousands without Raising the Voice,
                 Commercial Airplane Development, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "695--697",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-695",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-695.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Kean:1920:WHW,
  author =       "John W. Kean",
  title =        "Wireless Half Way 'Round the World",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "698--699",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-698",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-698.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:TWCa,
  author =       "C. H. Claudy",
  title =        "Turning the Wheels of a Century Hence --- {I}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "700--700",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-700",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-700.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Lachenbruch:1920:ST,
  author =       "Jerome Lachenbruch",
  title =        "The Silent Teacher",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "702--703",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-702",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-702.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:SFG,
  author =       "J. F. Springer",
  title =        "{San Francisco} Goes to the Mountains",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "704--704",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-704",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-704.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{VanKeuren:1920:MDI,
  author =       "H. L. {Van Keuren}",
  title =        "Measuring Deflection with Interference Bands",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "705--705",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-705",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-705.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Surface:1920:EBI,
  author =       "A. R. Surface",
  title =        "An Electrode that Bakes Itself",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "26",
  pages =        "705--705",
  day =          "26",
  month =        jun,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican06261920-705a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n26/pdf/scientificamerican06261920-705a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cq,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "61--61",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-61a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-61a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCe,
  author =       "H. E. Howe",
  title =        "Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "66--66",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-66",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-66.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCe,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "68--68",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-68",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-68.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPp,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "70--70",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-70",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-70.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:GES,
  author =       "Anonymous",
  title =        "A Gaseous {Earth} and the Space it Would Occupy,
                 Rebuilding {Europe} with the Tank-Derrick, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "55--57",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-55",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-55.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:MPN,
  author =       "R. G. Skerrett",
  title =        "Multiple Production --- A New Slogan",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "58--59",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-58",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-58.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Redfield:1920:SPR,
  author =       "William C. Redfield",
  title =        "Some Phases of Reconstruction",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "60--60",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-60",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-60.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:CAa,
  author =       "Anonymous",
  title =        "A Competitor for Acetylene",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "61--61",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-61",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-61.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:AR,
  author =       "J. F. Springer",
  title =        "The {Alaskan} Railways",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "62--63",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-62",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-62.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Boucheron:1920:VTE,
  author =       "Pierre H. Boucheron",
  title =        "The Vacuum Tube --- An Electrical Acrobat",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "64--65",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-64",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-64.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:POF,
  author =       "Anonymous",
  title =        "{Patent Office} Facts",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "3",
  pages =        "67--67",
  day =          "17",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01171920-67",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n3/pdf/scientificamerican01171920-67.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cr,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "89--89",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-89",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-89.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIp,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "96--96",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-96",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-96.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPq,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "98--98",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-98",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-98.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:WIT,
  author =       "Anonymous",
  title =        "Why it is Twelve O'clock?, {Newport} or {New York} for
                 the {Cup Races}, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "83--85",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-83",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-83.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:WA,
  author =       "H. E. Howe",
  title =        "Wood Alcohol",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "86--86",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-86",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-86.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Nicholson:1920:SVP,
  author =       "C. Geoffrey Nicholson",
  title =        "Some Vegetable Parasites",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "87--87",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-87",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-87.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIVb,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {VII}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "88--88",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-88",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-88.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gleason:1920:NYS,
  author =       "Gordon P. Gleason",
  title =        "The {New York State Barge Canal} --- {III}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "90--91",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-90",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-90.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{LeGrand:1920:TT,
  author =       "Joseph Mastella {Le Grand}",
  title =        "The Tower Telescope",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "92--92",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-92",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-92.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Vestal:1920:BWW,
  author =       "Avis Gordon Vestal",
  title =        "Blazing {Wisconsin} Ways, Hydro Power for the
                 {Canadian} Farmer, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "93--93",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-93",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-93.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:WCO,
  author =       "Anonymous",
  title =        "Wonderful Clocks of Olden Times",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "4",
  pages =        "94--95",
  day =          "24",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01241920-94",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:45 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n4/pdf/scientificamerican01241920-94.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cs,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "111--111",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-111",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-111.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HF,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {February, 1920}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "114--115",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-114",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-114.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIq,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "118--118",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-118",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-118.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:WIP,
  author =       "Anonymous",
  title =        "Why is it a Pound, {Rear-Admiral William S. Sims}, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "105--107",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-105",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-105.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Wilcox:1920:MPG,
  author =       "W. F. Wilcox",
  title =        "Mountain-Peak Grazing",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "108--108",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-108",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-108.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Stewart:1920:EC,
  author =       "J. A. Stewart",
  title =        "Electricity and the Census",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "109--109",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-109",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-109.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Walker:1920:ACE,
  author =       "Wm. H. Walker",
  title =        "Anti-Corrosion Engineering",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "110--110",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-110",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-110.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Walsh:1920:NYS,
  author =       "Edward S. Walsh",
  title =        "The {New York State Barge Canal} --- {IV}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "112--113",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-112",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-112.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Butterfield:1920:VMD,
  author =       "Wilam M. Butterfield",
  title =        "A Vegetable Manufacturer of Decorated Glass",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "116--117",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-116",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-116.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hornaday:1920:NC,
  author =       "Wilamu T. Hornaday",
  title =        "The Naturalist's Corner",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "120--122",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-120",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-120.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:EDS,
  author =       "Anonymous",
  title =        "Electrolytic Destruction of Steel Due to Leakage from
                 Electric Railroads, Meters for Measuring Steam, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "5",
  pages =        "124--124",
  day =          "31",
  month =        jan,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01311920-124",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:47 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n5/pdf/scientificamerican01311920-124.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCf,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "6",
  pages =        "138--139",
  day =          "7",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02071920-138",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:49 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n6/pdf/scientificamerican02071920-138.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIr,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "6",
  pages =        "140--140",
  day =          "7",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02071920-140",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:49 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n6/pdf/scientificamerican02071920-140.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPr,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "6",
  pages =        "148--150",
  day =          "7",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02071920-148",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:49 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n6/pdf/scientificamerican02071920-148.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:WDY,
  author =       "Anonymous",
  title =        "Why Does Your Clock Keep Time?, {February} Issue of
                 the {{\booktitle{Scientific American}}} Monthly, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "6",
  pages =        "127--129",
  day =          "7",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02071920-127",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:49 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n6/pdf/scientificamerican02071920-127.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:PT,
  author =       "J. F. Springer",
  title =        "The {Panama} Terminals",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "6",
  pages =        "130--131",
  day =          "7",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02071920-130",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:49 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n6/pdf/scientificamerican02071920-130.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{McCormick:1920:CIP,
  author =       "Cyrus {McCormick, Jr.}",
  title =        "Co{\"o}peration and Industrial Progress",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "6",
  pages =        "132--133",
  day =          "7",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02071920-132",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:49 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n6/pdf/scientificamerican02071920-132.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hornaday:1920:WAM,
  author =       "William T. Hornaday",
  title =        "Wild Animal Models at the Zoo",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "6",
  pages =        "134--135",
  day =          "7",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02071920-134",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:49 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n6/pdf/scientificamerican02071920-134.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Ehlers:1920:GS,
  author =       "W. A. Ehlers",
  title =        "Gas and Steel",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "6",
  pages =        "136--137",
  day =          "7",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02071920-136",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:49 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n6/pdf/scientificamerican02071920-136.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:TMF,
  author =       "Anonymous",
  title =        "Training Men for Foreign Fields, Marking {American}
                 Goods, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "6",
  pages =        "151--152",
  day =          "7",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02071920-151",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:49 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n6/pdf/scientificamerican02071920-151.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Ct,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "161--161",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-161a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-161a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIs,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "168--168",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-168",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-168.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPs,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "170--170",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-170",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-170.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Zimpei:1920:DOD,
  author =       "Rudolph L. Zimpei",
  title =        "Dredges of Other Days, A Simple Matter of Duty, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "155--157",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-155",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-155.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:RC,
  author =       "Robert G. Skerrett",
  title =        "On River and Canal",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "158--159",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-158",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-158.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIVc,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {VIII}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "160--160",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-160",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-160.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:ER,
  author =       "Anonymous",
  title =        "The Exploring Rocket",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "161--161",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-161",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-161.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:AD,
  author =       "Anonymous",
  title =        "Airplanes that are Different",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "162--162",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-162",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-162.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:CBB,
  author =       "J. F. Springer",
  title =        "From Coal Barge to Bunker",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "163--163",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-163",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-163.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:ELC,
  author =       "Robert G. Skerrett",
  title =        "Eliminating the Lost Call",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "164--165",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-164",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-164.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:PFM,
  author =       "Anonymous",
  title =        "Putting Flax on a Modern Basis",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "166--167",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-166",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-166.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:DFB,
  author =       "Anonymous",
  title =        "The Double Fovea in Birds of Prey, Restoring Stained
                 Glass Windows",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "7",
  pages =        "171--171",
  day =          "14",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02141920-176",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:51 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n7/pdf/scientificamerican02141920-176.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cu,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "185--185",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-185a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-185a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCg,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "190--191",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-190",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-190.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCf,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "194--194",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-194",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-194.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPt,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "196--196",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-196",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-196.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBh,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "207--208",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-207",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-207.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:WIY,
  author =       "Anonymous",
  title =        "Why is it a Yard?, Some Economies for Welded Ships,
                 and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "179--181",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-179",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-179.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Miessner:1920:WEB,
  author =       "Benjamin F. Miessner",
  title =        "Wireless and Everyday Business",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "182--182",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-182",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-182.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hall:1920:RNM,
  author =       "Bennie Hall",
  title =        "Reclaiming the No-Man's-Land of {America}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "183--183",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-183",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-183.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gieger:1920:SFF,
  author =       "C. W. Gieger",
  title =        "{San Francisco} as a Fuel Oil Port",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "183--183",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-183a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-183a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hausman:1920:HMF,
  author =       "Leon Augustus Hausman",
  title =        "Hairs that Make Fabrics",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "184--184",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-184",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-184.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Colcord:1920:SRF,
  author =       "D. H. Colcord",
  title =        "The Scientific Reason for Failure",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "185--185",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-185",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-185.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:STC,
  author =       "J. F. Springer",
  title =        "Speaking of Tall Chimneys",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "186--186",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-186",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-186.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Person:1920:MGH,
  author =       "Charles W. Person",
  title =        "The Modem Gas Holder",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "187--187",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-187",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-187.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BED,
  author =       "Anonymous",
  title =        "Bringing the Electric Drive to Yachting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "188--188",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-188",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-188.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Moulton:1920:AGF,
  author =       "Robert H. Moulton",
  title =        "Agate Guides for Fishing Rods --- A New {America}
                 Industry",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "189--189",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-189",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-189.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Parker:1920:AYC,
  author =       "Austin Parker",
  title =        "The All-Year Carburetor",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "8",
  pages =        "189--189",
  day =          "21",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02211920-189a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:53 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n8/pdf/scientificamerican02211920-189a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cv,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "217--217",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-217a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-217a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIt,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "226--226",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-226",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-226.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPu,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "228--228",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-228",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-228.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Wade:1920:WML,
  author =       "Herbert T. Wade",
  title =        "Weighing a Monster Locomotive, A New Aviation
                 Instrument, and more",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "211--213",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-211",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-211.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:ODW,
  author =       "Robert G. Skerrett",
  title =        "Our Deepest Wells",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "214--214",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-214",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-214.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hunting:1920:GST,
  author =       "Merrill M. Hunting",
  title =        "Gaging Screw Threads with a Beam of Light",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "215--215",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-215",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-215.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:WAO,
  author =       "George Gaulois",
  title =        "What About Our Commercial Aviation?",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "215--215",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-215a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-215a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:FSF,
  author =       "C. H. Claudy",
  title =        "The Fruits of Scientific Farming",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "216--216",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-216",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-216.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Fulton:1920:MBV,
  author =       "R. E. Fulton",
  title =        "Motor Bus vs. Street Car",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "217--217",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-217",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-217.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{VonBlon:1920:MM,
  author =       "John L. {Von Blon}",
  title =        "Mansions of Mud",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "218--218",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-218",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-218.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:BSI,
  author =       "Ralph Howard",
  title =        "Battling with Snow and Ice in the Streets of {New
                 York}",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "219--219",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-219",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-219.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:ASA,
  author =       "Anonymous",
  title =        "Again the Steam Automobile",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "220--220",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-220",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-220.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Yates:1920:MBE,
  author =       "Raymond Francis Yates",
  title =        "Melting Brass Electrically, The Artificial Daylight of
                 Photoplay Land",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "221--221",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-221",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-221.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:SSC,
  author =       "George H. Dacy",
  title =        "Steel and Stone Cannot Stop Them",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "222--222",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-222",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-222.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:BLM,
  author =       "H. E. Howe",
  title =        "Better Light for Microscopy",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "223--223",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-223",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-223.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Crafts:1920:CSS,
  author =       "H. A. Crafts",
  title =        "Conquering the Stubborn Soil",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "223--223",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-223a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-223a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Wade:1920:FSC,
  author =       "Herbert T. Wade",
  title =        "Firing Shell into a Concrete Tank",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "224--224",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-224",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-224.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:ETG,
  author =       "Anonymous",
  title =        "Electron Tube Generator",
  journal =      j-SCI-AMER,
  volume =       "122",
  number =       "9",
  pages =        "236--236",
  day =          "28",
  month =        feb,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican02281920-236",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:55 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v122/n9/pdf/scientificamerican02281920-236.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cw,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "9--9",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-9a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-9a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIu,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "16--17",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-16",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-16.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPv,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "18--18",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-18",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-18.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NQc,
  author =       "Anonymous",
  title =        "Notes and Queries",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "28--28",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-28",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-28.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Bird:1920:WPG,
  author =       "J. Malcolm Bird",
  title =        "Where the Petroleum Goes, Railroads the Foundation of
                 National Prosperity, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "3--5",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-3",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-3.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Walker:1920:TCR,
  author =       "J. Bernard Walker",
  title =        "Tuning Up for the {Cup Races}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "6--7",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-6",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-6.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIXd,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {XIV}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "8--8",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-8",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-8.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Waller:1920:WIC,
  author =       "H. T. Waller",
  title =        "What Industry Can do for {Americanization}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "9--9",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-9",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-9.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Surface:1920:WSF,
  author =       "A. R. Surface",
  title =        "Wonders in Steel Forging",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "10--11",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-10",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-10.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:BTD,
  author =       "J. F. Springer",
  title =        "{Baltimore}'s Tilting Dam",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "12--12",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-12",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-12.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:HPG,
  author =       "Ralph Howard",
  title =        "How Plate Glass is Made",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "14--15",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-14",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-14.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:OMQ,
  author =       "Anonymous",
  title =        "Orchard Medicine Quacks, Moisture Absorption Through
                 Varnish",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "24--24",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-24",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-24.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gleason:1920:NC,
  author =       "H. A. Gleason",
  title =        "The Naturalist's Corner",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "1",
  pages =        "26--27",
  day =          "3",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07031920-26",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:57 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n1/pdf/scientificamerican07031920-26.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cx,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "221--221",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-221a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-221a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HS,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {September, 1920}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "224--224",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-224",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-224.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIv,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "229--229",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-229",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-229.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPw,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "230--232",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-230",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-230.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NQd,
  author =       "Anonymous",
  title =        "Notes and Queries",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "239--240",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-239",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-239.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBi,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "240--240",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-240",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-240.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:DCT,
  author =       "Anonymous",
  title =        "{Dutch} Cooling Towers of Concrete, New Plant Foods,
                 and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "215--217",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-215",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-215.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Surface:1920:BW,
  author =       "A. R. Surface",
  title =        "Building in the Wilderness",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "218--218",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-218",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-218.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Lockhart:1920:TDB,
  author =       "Edgar Lockhart",
  title =        "The Third Degree for the Baseball",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "219--219",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-219",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-219.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:HHV,
  author =       "George Gaulois",
  title =        "Handling High Voltage with Bare Hands",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "219--219",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-219a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-219a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{McAdie:1920:MDT,
  author =       "Alexander McAdie",
  title =        "Muggy Days and Thirsty Air",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "220--220",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-220",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-220.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:RW,
  author =       "Ralph Howard",
  title =        "Radium and its Works",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "221--221",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-221",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-221.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:WWW,
  author =       "George H. Dacy",
  title =        "Where Willow Ware Comes From",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "222--223",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-222",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-222.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Vincent:1920:FSA,
  author =       "Col. Jesse G. Vincent",
  title =        "A Forward Step in {American} Airplane Engines, This
                 Year's Nominations for the {Hall of Fame}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "226--226",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-226",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-226.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:SFB,
  author =       "J. F. Springer",
  title =        "Smothering Fire with Bubbles of Gas",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "228--228",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-228",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-228.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:DS,
  author =       "Anonymous",
  title =        "Is the Dam Safe?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "10",
  pages =        "238--238",
  day =          "4",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09041920-238",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:10:59 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n10/pdf/scientificamerican09041920-238.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cy,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "249--249",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-249a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-249a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCh,
  author =       "H. E. Howe",
  title =        "Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "254--254",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-254",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-254.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIw,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "256--256",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-256",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-256.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPx,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "258--258",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-258",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-258.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBj,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "268--268",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-268",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-268.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Longville:1920:SHC,
  author =       "Alfred Longville",
  title =        "Splitting Hairs With Close-Limit Tools, Shifting
                 Lines, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "243--245",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-243",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-243.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Herschmann:1920:TSW,
  author =       "Arthur J. Herschmann and Carl Scheid",
  title =        "Turning the {{\v{S}}koda} Works from Swords to
                 Plowshares",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "246--247",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-246",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-246.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:GFC,
  author =       "Ralph Howard",
  title =        "The Greatest of Floating Cranes",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "247--247",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-247",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-247.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Yates:1920:SSEa,
  author =       "Raymond Francis Yates",
  title =        "Succeeding in Safety Engineering",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "248--248",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-248",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-248.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Waterson:1920:NLO,
  author =       "D. Waterson",
  title =        "Names That Live in Our Language",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "249--249",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-249",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-249.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:WPW,
  author =       "J. F. Springer",
  title =        "Water Pipes of Wood",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "250--251",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-250",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-250.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Andrews:1920:CGM,
  author =       "William R. Andrews",
  title =        "Checking Up the Gas Meter",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "252--252",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-252",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-252.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Lescarboura:1920:ABG,
  author =       "Austin C. Lescarboura",
  title =        "{America}'s Bid for the {Gordon Bennett Cup}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "253--253",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-253",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-253.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Laing:1920:QVG,
  author =       "Hamilton M. Laing",
  title =        "A Queer Visitor in the Garden",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "255--255",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-255",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-255.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:MC,
  author =       "Anonymous",
  title =        "Malaria Control",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "11",
  pages =        "260--260",
  day =          "11",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09111920-260",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:01 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n11/pdf/scientificamerican09111920-260.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cz,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "277--277",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-277a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-277a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCg,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "283--283",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-283",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-283.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Koon:1920:MSU,
  author =       "Sydney G. Koon",
  title =        "A Mammoth Steam Unit and its Work, Aluminum Dust
                 Explosions, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "271--273",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-271",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-271.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:SCF,
  author =       "Robert G. Skerrett",
  title =        "Shall the Corn Fields Run Our Cars?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "274--274",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-274",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-274.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Child:1920:CNT,
  author =       "Allen P. Child",
  title =        "Clay Needles for the Talking Machine, The Rocking of a
                 Tall Chimney, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "275--275",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-275",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-275.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Goddard:1920:PPA,
  author =       "Charles Abbott Goddard",
  title =        "Putting the Payroll on an Automatic Basis",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "275--275",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-275a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-275a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NCP,
  author =       "Anonymous",
  title =        "New Concepts of the Past Century",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "276--276",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-276",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-276.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Bartlett:1920:SRF,
  author =       "John T. Bartlett",
  title =        "Shortening the Route from Farm to Consumer",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "277--277",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-277",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-277.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:RGQ,
  author =       "Ralph Howard",
  title =        "Running the Gauntlet of Quality Production",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "278--279",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-278",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-278.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dahl:1920:FF,
  author =       "Arthur L. Dahl",
  title =        "From Fish to Food",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "280--281",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-280",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-280.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIXe,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {XVII}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "12",
  pages =        "282--282",
  day =          "18",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09181920-282",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:03 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n12/pdf/scientificamerican09181920-282.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIx,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "309--309",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-309",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-309.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPy,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "310--310",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-310",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-310.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBk,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "316--316",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-316",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-316.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:MSP,
  author =       "Anonymous",
  title =        "More Starting Power for the Steam Locomotive, An
                 Announcement, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "295--297",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-295",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-295.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:DOO,
  author =       "Anonymous",
  title =        "The Disaster to One of Our Latest Submarines",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "298--298",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-298",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-298.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:THM,
  author =       "Ralph Howard",
  title =        "Timing the Hundred-Mile-Per-Hour Racer",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "299--299",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-299",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-299.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:BPC,
  author =       "S. R. Winters",
  title =        "Bomb-proof Coal Mining",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "299--299",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-299a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-299a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Geyer:1920:OFG,
  author =       "O. R. Geyer",
  title =        "The Oil-Field Geologist",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "300--301",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-300",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-300.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Sutherland:1920:TT,
  author =       "W. F. Sutherland",
  title =        "The Toolmaker's Tools",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "302--303",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-302",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-302.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Verity:1920:SLP,
  author =       "George M. Verity",
  title =        "Solving the Labor Problem --- {I}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "304--305",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-304",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-304.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Shepstone:1920:RS,
  author =       "Harold J. Shepstone",
  title =        "Reconstructing {Stonehenge}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "308--308",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-308",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-308.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:MHE,
  author =       "Anonymous",
  title =        "To Make Hens' Eggs Hard, ``Flu'' Experiments on
                 Monkeys",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "13",
  pages =        "315--315",
  day =          "25",
  month =        sep,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican09251920-315",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:05 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n13/pdf/scientificamerican09251920-315.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPz,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "348--348",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-348",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-348.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:FSD,
  author =       "Anonymous",
  title =        "The Future as Suggested by Developments of the Past
                 Seventy-five Years, Civil Engineering, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "320--321",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-320",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-320.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:SFYa,
  author =       "Anonymous",
  title =        "Seventy-Five Years of Invention",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "322--325",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-322",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-322.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:CEa,
  author =       "Anonymous",
  title =        "Civil Engineering",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "326--326",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-326",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-326.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:TSL,
  author =       "Anonymous",
  title =        "Transportation by Sea and Land",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "327--330",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-327",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-327.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:SFYb,
  author =       "Anonymous",
  title =        "Seventy-Five Years of Applied Electricity",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "331--333",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-331",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-331.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:RA,
  author =       "Anonymous",
  title =        "The Rise of the Automobile",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "334--335",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-334",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-334.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:SFYc,
  author =       "Anonymous",
  title =        "Seventy-Five Years of Pure Science",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "336--337",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-336",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-336.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:MS,
  author =       "Anonymous",
  title =        "The Mastery of the Skies",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "338--339",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-338",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-338.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Wyman:1920:SFY,
  author =       "William I. Wyman",
  title =        "Seventy-Five Years of {American} Patent
                 Administration",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "340--341",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-340",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-340.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:DJB,
  author =       "Anonymous",
  title =        "The Diamond Jubilee of the {{\booktitle{Scientific
                 American}}}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "342--343",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-342",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-342.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:WPM,
  author =       "Anonymous",
  title =        "From Wet Plate to Motion Pictures",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "14",
  pages =        "346--346",
  day =          "2",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10021920-346",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:07 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n14/pdf/scientificamerican10021920-346.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cab,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "377--377",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-377a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-377a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HO,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {October, 1920}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "382--384",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-382",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-382.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPaa,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "385--386",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-385",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-385.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:HLW,
  author =       "Anonymous",
  title =        "The High-Lift Wing and Commercial Aviation, For an
                 Independent {Naval Air Service}, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "371--373",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-371",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-371.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Vincent:1920:NDT,
  author =       "Jesse G. Vincent",
  title =        "A New Deal in Transportation",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "374--374",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-374",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-374.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:ARC,
  author =       "H. A. Mount",
  title =        "Applying Radium to Cure Man's Ills",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "375--375",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-375",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-375.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:PPS,
  author =       "G. H. Dacy",
  title =        "Putting Paper on a Specification Basis",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "375--375",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-375a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-375a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Crafts:1920:WAO,
  author =       "H. A. Crafts",
  title =        "What About Our Wheat Production?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "376--376",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-376",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-376.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Carter:1920:WWN,
  author =       "Chauncey P. Carter",
  title =        "Why we Need a Separate {Trade-Mark Bureau}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "377--377",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-377",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-377.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Geiger:1920:TCT,
  author =       "Charles W. Geiger",
  title =        "Twentieth Century Telegraphy",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "378--379",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-378",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-378.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anderson:1920:TOM,
  author =       "James Anderson",
  title =        "Taking on Oil a Mile at Sea",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "15",
  pages =        "380--381",
  day =          "9",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10091920-380",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:09 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n15/pdf/scientificamerican10091920-380.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cac,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "397--397",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-397a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-397a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCh,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "408--408",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-408",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-408.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPab,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "410--411",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-410",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-410.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Conaway:1920:TOF,
  author =       "Edmund Conaway",
  title =        "Transportation in the Oil Fields, The
                 {Gordon--Bennett} Airplane Race, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "395--396",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-395",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-395.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Tevis:1920:FCA,
  author =       "M. Tevis",
  title =        "Forty Centuries Ago --- And Now",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "397--397",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-397",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-397.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:CBC,
  author =       "Robert G. Skerrett",
  title =        "Concrete and the Building Crisis",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "398--399",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-398",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-398.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:AC,
  author =       "Anonymous",
  title =        "The Aerial Cruiser",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "400--401",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-400",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-400.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IBa,
  author =       "Anonymous",
  title =        "Items in Brief",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "402--403",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-402",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-402.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{June:1920:PRH,
  author =       "Robert June",
  title =        "Preventing Rust at High Temperatures",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "404--404",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-404",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-404.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Crossman:1920:PMG,
  author =       "E. C. Crossman",
  title =        "A Pocket Machine Gun",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "405--405",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-405",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-405.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:WSD,
  author =       "George H. Dacy",
  title =        "What Science did for Cheese",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "406--407",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-406",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-406.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:CBN,
  author =       "Anonymous",
  title =        "Concerning Back Numbers, Propping Fruit Trees with
                 Staples",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "16",
  pages =        "416--416",
  day =          "16",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10161920-416",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:11 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n16/pdf/scientificamerican10161920-416.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cad,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "425--425",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-425a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-425a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCi,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "430--430",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-430",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-430.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIy,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "432--432",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-432",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-432.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPac,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "433--434",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-433",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-433.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:HPT,
  author =       "Anonymous",
  title =        "The Household that Packs into a Trunk, Changes Rule of
                 Road, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "419--421",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-419",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-419.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:MHH,
  author =       "J. F. Springer",
  title =        "Making the {Hetch--Hetchy Dam} Itself",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "422--422",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-422",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-422.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:PSE,
  author =       "George Gaulois",
  title =        "Piloting the Ship with the Ears, Rust Preventives",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "423--423",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-423",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-423.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:MPH,
  author =       "Harry A. Mount",
  title =        "A Magnetic-Proof House for the Workers",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "423--423",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-423a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-423a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIXf,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {XVIII}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "424--424",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-424",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-424.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Brown:1920:PC,
  author =       "Robert C. Brown",
  title =        "Painted Coffee",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "425--425",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-425",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-425.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Crawford:1920:MAF,
  author =       "R. P. Crawford",
  title =        "A Mechanical Age for the Farm",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "426--427",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-426",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-426.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:EOE,
  author =       "Robert G. Skerrett",
  title =        "Extracting Oil by Electrolytic Action",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "428--429",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-428",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-428.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Geiger:1920:SFT,
  author =       "C. W. Geiger",
  title =        "{San Francisco's Traffic Convention and Street Safety
                 Show}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "431--431",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-431",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-431.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Rodgers:1920:SNG,
  author =       "James H. Rodgers",
  title =        "Something New in Gasoline-Driven Plowing Machines",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "431--431",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-431a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-431a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:UPL,
  author =       "Anonymous",
  title =        "Use of Pulverized Lignite for Fuel in {Australia}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "17",
  pages =        "440--440",
  day =          "23",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10231920-440",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:13 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n17/pdf/scientificamerican10231920-440.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cae,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "447--447",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-447",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-447.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HN,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {November, 1920}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "452--453",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-452",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-452.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIz,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "454--454",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-454",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-454.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPad,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "456--456",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-456",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-456.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Wagoner:1920:TRW,
  author =       "C. D. Wagoner",
  title =        "The True Role of Water Power, Repairing the Propeller
                 of a Destroyer, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "441--443",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-441",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-441.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:PE,
  author =       "Robert G. Skerrett",
  title =        "The Problems of Electrification",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "444--444",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-444",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-444.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{VonBlon:1920:CSI,
  author =       "John L. {Von Blon}",
  title =        "{California}'s Seaweed Industry",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "445--445",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-445",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-445.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:SFW,
  author =       "George H. Dacy",
  title =        "Setting {Federal} Wheat Standards, Nickel Babbitt",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "445--445",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-445a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-445a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Lescarboura:1920:EVL,
  author =       "Austin C. Lescarboura",
  title =        "{Edison}'s Views on Life and Death",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "446--446",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-446",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-446.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{West:1920:RHB,
  author =       "W. B. West",
  title =        "Revising High Bridge",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "448--448",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-448",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-448.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:GLC,
  author =       "S. R. Winters",
  title =        "Getting a Line on Concrete Pipe",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "449--449",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-449",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-449.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Orb:1920:ACC,
  author =       "G. Orb",
  title =        "The Architecture of the Concrete Chimney",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "449--449",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-449a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-449a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Ehlers:1920:HSG,
  author =       "W. A. Ehlers",
  title =        "Hardening Steel in Gas Fired Furnaces",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "450--450",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-450",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-450.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Ide:1920:LRG,
  author =       "John Jay Ide",
  title =        "The Last Race for the {Gordon Bennett Cup}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "451--451",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-451",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-451.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:DMU,
  author =       "Anonymous",
  title =        "Do Moths use ``Wireless''?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "18",
  pages =        "460--460",
  day =          "30",
  month =        oct,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican10301920-460",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:15 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n18/pdf/scientificamerican10301920-460.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Caf,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "469--469",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-469a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-469a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIaa,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "476--476",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-476",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-476.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPae,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "478--478",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-478",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-478.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NQe,
  author =       "Anonymous",
  title =        "Notes and Queries",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "485--487",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-485",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-485.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBl,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "488--488",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-488",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-488.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:TROa,
  author =       "Anonymous",
  title =        "The Type-Reading Optophone, Our Surplus, Our Ships,
                 and {Europe}'s Need, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "463--465",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-463",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-463.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Adams:1920:BBP,
  author =       "H. G. Adams",
  title =        "Building Out the Bubonic Plague",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "466--466",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-466",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-466.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Geiger:1920:AA,
  author =       "C. W. Geiger",
  title =        "Airbrakes for the Automobile",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "467--467",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-467",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-467.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:ASD,
  author =       "G. H. Dacy",
  title =        "Automobile Signals for Danger Spots",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "467--467",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-467a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-467a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Yates:1920:SIE,
  author =       "Raymond Francis Yates",
  title =        "Succeeding in Illuminating Engineering",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "468--468",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-468",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-468.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Tevis:1920:DFS,
  author =       "M. Tevis",
  title =        "Do Fish Swim as Airplanes Fly?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "469--469",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-469",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-469.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dahl:1920:PSJ,
  author =       "Arthur L. Dahl",
  title =        "Putting the {San Joaquin} to Work",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "470--471",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-470",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-470.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Bywater:1920:SD,
  author =       "Hector C. Bywater",
  title =        "The ``{Super-Destroyer}''",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "472--472",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-472",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-472.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Sperry:1920:GC,
  author =       "Elmer A. Sperry",
  title =        "Golf Without a Caddy",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "473--473",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-473",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-473.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:KS,
  author =       "Ralph Howard",
  title =        "Keeping in Step",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "473--473",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-473a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-473a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Lescarboura:1920:SPW,
  author =       "Austin C. Lescarboura",
  title =        "Sending Photographs Over Wires",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "474--474",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-474",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-474.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Tevis:1920:EFR,
  author =       "M. Tevis",
  title =        "Eliminating the Flash from Rifles and Big Guns",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "19",
  pages =        "484--484",
  day =          "6",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11061920-484",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:17 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n19/pdf/scientificamerican11061920-484.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cag,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "37--37",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-37a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-37a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIab,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "44--44",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-44",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-44.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPaf,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "46--46",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-46",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-46.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:FFF,
  author =       "George H. Dacy",
  title =        "Fish Fancying and Freak Farming, The",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "31--33",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-31",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-31.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:TCL,
  author =       "J. F. Springer",
  title =        "The {Twentieth-Century} Lumber-Jack",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "34--34",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-34",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-34.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Harnden:1920:ASE,
  author =       "Paul Harnden",
  title =        "Is the Anchor Safe?, Electrification in {Europe}, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "35--35",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-35",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-35.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaudel:1920:HHF,
  author =       "Jules Gaudel",
  title =        "Handling the Heating-Furnace Doors",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "35--35",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-35a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-35a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:TWCb,
  author =       "C. H. Claudy",
  title =        "Turning the Wheels of a Century Hence --- {II}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "36--36",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-36",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-36.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Surface:1920:MS,
  author =       "A. R. Surface",
  title =        "Measuring Steam",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "37--37",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-37",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-37.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Henry:1920:TDG,
  author =       "M. A. Henry",
  title =        "Toys that do Great Work",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "38--39",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-38",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-38.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:MHG,
  author =       "H. A. Mount",
  title =        "The Mechanical Hello Girl",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "40--41",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-40",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-40.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:RA,
  author =       "Ralph Howard",
  title =        "The R{\^o}le of Asbestos",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "2",
  pages =        "42--43",
  day =          "10",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07101920-42",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:19 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n2/pdf/scientificamerican07101920-42.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cah,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "497--497",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-497a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-497a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIac,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "504--504",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-504",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-504.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPag,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "506--506",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-506",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-506.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NQf,
  author =       "Anonymous",
  title =        "Notes and Queries",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "512--512",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-512",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-512.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:JWD,
  author =       "Anonymous",
  title =        "In Justice to the War Department, A Stupendous
                 Rapid-Transit Problem, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "492--493",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-492",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-492.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Crafts:1920:SF,
  author =       "H. A. Crafts",
  title =        "The State and the Farmer",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "494--494",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-494",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-494.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dahl:1920:WFO,
  author =       "Arthur L. Dahl",
  title =        "Winter Fuel from Our Woodlands",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "495--495",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-495",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-495.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:FAF,
  author =       "G. H. Dacy",
  title =        "Forewarnings About Forest Fires",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "495--495",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-495a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-495a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Osborn:1920:SLP,
  author =       "H. C. Osborn",
  title =        "Solving the Labor Problem --- {II}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "496--496",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-496",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-496.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Tevis:1920:OCS,
  author =       "M. Tevis",
  title =        "``{Obstipui, Comae Steterint}''",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "497--497",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-497",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-497.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
  remark =       "Latin title translation: ``I was stunned, straight
                 hair''.",
}

@Article{Mount:1920:FFa,
  author =       "Harry A. Mount",
  title =        "Fuel or Fertilizer?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "498--498",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-498",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-498.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:TTS,
  author =       "Ralph Howard",
  title =        "A Tractor that turns in the Space it Stands On",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "499--499",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-499",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-499.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:GTT,
  author =       "S. R. Winters",
  title =        "Gas-Tubing Tests",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "499--499",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-499a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-499a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:TPN,
  author =       "Anonymous",
  title =        "The Traffic Problem in {New York City}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "500--501",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-500",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-500.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{McGarry:1920:FAI,
  author =       "William A. McGarry",
  title =        "First Aid for Inventors",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "502--503",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-502",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-502.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:WAO,
  author =       "Anonymous",
  title =        "What about Our Wheat Production?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "20",
  pages =        "511--511",
  day =          "13",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11131920-511",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:21 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n20/pdf/scientificamerican11131920-511.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cai,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "521--521",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-521a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-521a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCj,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "526--527",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-526",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-526.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCi,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "528--528",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-528",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-528.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPah,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "530--530",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-530",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-530.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:CLM,
  author =       "Anonymous",
  title =        "A Curious Little Monorail Road in {Ireland}, Living
                 Bean Poles, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "515--517",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-515",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-515.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:SDS,
  author =       "Robert G. Skerrett",
  title =        "Something Different in Salvaging Operations",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "518--518",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-518",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-518.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:NMA,
  author =       "George Gaulois",
  title =        "A New Magnesium Alloy for Motor Pistons",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "519--519",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-519",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-519.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Surface:1920:GIM,
  author =       "A. R. Surface",
  title =        "A Giant Ingot-Mold Casting in the Making",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "519--519",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-519a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-519a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:AF,
  author =       "C. H. Claudy",
  title =        "Aircraft of the Future",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "520--520",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-520",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-520.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:FSM,
  author =       "Anonymous",
  title =        "The Five States of Matter",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "521--521",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-521",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-521.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:OCM,
  author =       "Harry A. Mount",
  title =        "Our Coal in the Making",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "522--523",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-522",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-522.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hardy:1920:TRN,
  author =       "H. C. Hardy",
  title =        "Taming the {River Nile}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "524--524",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-524",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-524.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:KTB,
  author =       "George H. Dacy",
  title =        "Keeping Tabs on Bird Peculiarities",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "525--525",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-525",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-525.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Murrill:1920:HMM,
  author =       "William A. Murrill",
  title =        "How Meadow Mice Destroy Trees",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "21",
  pages =        "525--525",
  day =          "20",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11201920-525a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:23 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n21/pdf/scientificamerican11201920-525a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Caj,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "545--545",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-545a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-545a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIad,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "552--552",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-552",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-552.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPai,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "554--554",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-554",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-554.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NQg,
  author =       "Anonymous",
  title =        "Notes and Queries",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "559--559",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-559",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-559.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBm,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "559--560",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-559a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-559a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Nichols:1920:DPL,
  author =       "R. P. Nichols",
  title =        "Detecting and Preventing Leakage in the Soft-Coal
                 Pile, Our {Navy} and the {Japanese} Bogy, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "540--542",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-539",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-539.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Williams:1920:MBC,
  author =       "Frank M. Williams",
  title =        "Making the Barge Canal Pay",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "542--542",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-542",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-542.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Shepstone:1920:JNW,
  author =       "H. J. Shepstone",
  title =        "{Jerusalem}'s New Water Works",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "543--543",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-543",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-543.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Fryer:1920:LBC,
  author =       "Charles P. Fryer",
  title =        "Light Burning in {California} Forests",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "543--543",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-543a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-543a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Andrews:1920:OHY,
  author =       "William Ressman Andrews",
  title =        "One Hundred Years of Gas Lighting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "544--544",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-544",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-544.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:TT,
  author =       "George Gaulois",
  title =        "Tuning and Testing",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "545--545",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-545",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-545.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{dOrcy:1920:DAC,
  author =       "Ladislas d'Orcy",
  title =        "The Dawn of {American} Commercial Aviation",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "546--546",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-546",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-546.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:MS,
  author =       "Harry A. Mount",
  title =        "In the Modern Sawmill",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "548--548",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-548",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-548.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gradenwitz:1920:CAG,
  author =       "Alfred Gradenwitz",
  title =        "Carbonic Acid Gas to Fertilize the Air",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "549--549",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-549",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-549.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dabney:1920:MSH,
  author =       "Thomas Ewing Dabney",
  title =        "Mechanical Stevedore that Handles Bananas",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "549--549",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-549a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-549a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:EIa,
  author =       "Anonymous",
  title =        "With the Engineers of Industry",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "550--550",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-550",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-550.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:RBL,
  author =       "Anonymous",
  title =        "Roller Bearings for Line Shafts, Gravity as an Aid to
                 Production, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "22",
  pages =        "558--558",
  day =          "27",
  month =        nov,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican11271920-558",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:25 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n22/pdf/scientificamerican11271920-558.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HD,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {December, 1920}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "574--575",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-574",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-574.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIae,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "576--576",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-576",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-576.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPaj,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "578--578",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-578",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-578.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBn,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "584--584",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-584",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-584.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:SRP,
  author =       "Ralph Howard",
  title =        "{Seattle}'s Record Pier, Where the Lumber Goes, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "563--565",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-563",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-563.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:PP,
  author =       "Anonymous",
  title =        "That Parallel Postulate",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "565--565",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-565",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-565.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Talbot:1920:IA,
  author =       "Winthrop Talbot",
  title =        "Illiterate Adults",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "566--566",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-566",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-566.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dahl:1920:MTO,
  author =       "Arthur L. Dahl",
  title =        "Motor Trucks in Orchards",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "567--567",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-567",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-567.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Crafts:1920:CCO,
  author =       "H. A. Crafts",
  title =        "Cover Crops for Our Orchards",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "567--567",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-567a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-567a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Rud:1920:RHB,
  author =       "Anthony M. Rud",
  title =        "A Railroad to {Hudson Bay}!",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "568--569",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-568",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-568.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IBb,
  author =       "Anonymous",
  title =        "Items in Brief",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "570--571",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-570",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-570.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:AA,
  author =       "Robert G. Skerrett",
  title =        "Asbestos in Architecture",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "572--572",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-572",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-572.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gradenwitz:1920:FAE,
  author =       "Alfred Gradenwitz",
  title =        "The Flyer's Artificial Eye and Ear, Finding a Cool
                 Hat",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "573--573",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-573",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-573.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:WLF,
  author =       "George Gaulois",
  title =        "When a Lighting Fixture is not a Fixture, What is Dry
                 Rot?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "23",
  pages =        "573--573",
  day =          "4",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12041920-573a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:28 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n23/pdf/scientificamerican12041920-573a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cak,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "593--593",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-593",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-593.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIaf,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "600--600",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-600",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-600.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBo,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "604--604",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-604",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-604.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NMM,
  author =       "Anonymous",
  title =        "{Naval and Merchant Marine}, Astronomy, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "589--589",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-589",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-589.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{West:1920:WGS,
  author =       "William Benjamin West",
  title =        "The World's Greatest Shipping Terminal?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "590--590",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-590",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-590.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Record:1920:WC,
  author =       "Samuel J. Record",
  title =        "From Wood to Cloth",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "591--591",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-591",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-591.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Wright:1920:GO,
  author =       "J. Flagler Wright",
  title =        "A Giant of Old",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "591--591",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-591a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-591a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Wyman:1920:NPO,
  author =       "William I. Wyman",
  title =        "The Needs of the {Patent Office}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "592--593",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-592",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-592.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anderson:1920:SAS,
  author =       "James Anderson",
  title =        "Surveying {America}'s Snows",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "594--594",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-594",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-594.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winter:1920:USF,
  author =       "Charles N. Winter",
  title =        "A Unit System of Freight Transportation",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "595--595",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-595",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-595.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Lindquist:1920:AEP,
  author =       "Hjalmer Lindquist",
  title =        "Applying Elevator Principles to the Railroad Bridge",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "595--595",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-595a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-595a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:WIH,
  author =       "Harry A. Mount",
  title =        "Wanted: An Inexpensive House",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "596--596",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-596",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-596.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Plummer:1920:VMC,
  author =       "Harry Chapin Plummer",
  title =        "{Venezuela}'s Mountain-Climbing Oil-Burning
                 Locomotives",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "597--597",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-597",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-597.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Longville:1920:AVW,
  author =       "Alfred Longville",
  title =        "An Airplane with Variable Wing Surface Area, Paper
                 from Veneer Waste",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "597--597",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-597a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-597a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:MG,
  author =       "J. F. Springer",
  title =        "Music from Glass",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "24",
  pages =        "598--599",
  day =          "11",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12111920-598",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:30 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n24/pdf/scientificamerican12111920-598.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCk,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "616--616",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-616",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-616.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCj,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "617--617",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-617",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-617.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPak,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "618--618",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-618",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-618.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:EPO,
  author =       "Anonymous",
  title =        "Electric Propulsion for Our {Merchant Marine},
                 Synthetic Benzine and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "605--607",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-605",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-605.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Marriott:1920:PC,
  author =       "Crittenden Marriott",
  title =        "Power and the City",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "608--608",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-608",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-608.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Longville:1920:UPC,
  author =       "Alfred Longville",
  title =        "The Unusual in Passenger-Carrying Airplanes",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "609--609",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-609",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-609.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Yates:1920:SSEb,
  author =       "Raymond Francis Yates",
  title =        "Succeeding in Signal Engineering",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "610--610",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-610",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-610.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hulet:1920:SLP,
  author =       "E. W. Hulet",
  title =        "Solving the Labor Problem --- {III}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "611--611",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-611",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-611.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hazlett:1920:FT,
  author =       "Francis Z. Hazlett",
  title =        "The Farm Tractor in 1920",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "612--613",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-612",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-612.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:ODI,
  author =       "Harry A. Mount",
  title =        "Our Diamond Industry",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "614--614",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-614",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-614.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:RPW,
  author =       "Anonymous",
  title =        "Radio Prize Winner for 1919",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "25",
  pages =        "620--620",
  day =          "18",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12181920-620",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:32 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n25/pdf/scientificamerican12181920-620.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIag,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "638--638",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-638",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-638.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Ic,
  author =       "Anonymous",
  title =        "Index",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "643--644",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-643",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-643.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:WUS,
  author =       "G. H. Dacy",
  title =        "Where {Uncle Sam}'s Income Goes, The Progress of the
                 {Einstein} Judges",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "625--625",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-625",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/einstein.bib;
                 http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-625.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:PEJ,
  author =       "Anonymous",
  title =        "The Progress of the {Einstein} Judges, Are we to
                 Become the War Pace-Maker?, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "626--627",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-626",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/einstein.bib;
                 http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-626.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dahl:1920:OLG,
  author =       "Arthur L. Dahl",
  title =        "Our Lagging Gold Production",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "628--628",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-628",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-628.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:NPP,
  author =       "J. F. Springer",
  title =        "The {North Platte Project} Today",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "629--629",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-629",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-629.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:HHR,
  author =       "S. R. Winters",
  title =        "How Hard is a Rock?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "629--629",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-629a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-629a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hoffman:1920:WCD,
  author =       "Frederick L. Hoffman",
  title =        "Why the Cliff Dwellers Vanished",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "630--630",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-630",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-630.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Benjamin:1920:NPA,
  author =       "Marcus Benjamin",
  title =        "The {New President of the American Association}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "631--631",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-631",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-631.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Plumb:1920:DS,
  author =       "Sanford G. Plumb",
  title =        "Disposing of the Sewage",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "632--633",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-632",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-632.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:NAI,
  author =       "Harry A. Mount",
  title =        "A New {American} Industry",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "634--634",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-634",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-634.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howard:1920:OSS,
  author =       "Ralph Howard",
  title =        "Old 999 Still in Service",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "635--635",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-635",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-635.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:EIb,
  author =       "Anonymous",
  title =        "With the Engineers of Industry",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "26",
  pages =        "636--637",
  day =          "25",
  month =        dec,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican12251920-636",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:34 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n26/pdf/scientificamerican12251920-636.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cal,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "61--61",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-61a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-61a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCk,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "68--68",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-68",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-68.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPal,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "70--70",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-70",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-70.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:TROb,
  author =       "Anonymous",
  title =        "A Tiny Railroad, at Once a Toy and a Tool, Stained
                 Glass Once More in Vogue, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "55--57",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-55",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-55.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Davidson:1920:CLH,
  author =       "E. W. Davidson",
  title =        "A Chemical Loafer, and How it was Put to Work",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "58--58",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-58",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-58.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mundorff:1920:DLO,
  author =       "B. F. Mundorff",
  title =        "Digging and Loading in One Motion",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "59--59",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-59",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-59.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:MCD,
  author =       "George Gaulois",
  title =        "Mining Coal with a Dredge",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "59--59",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-59a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-59a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:PCN,
  author =       "Anonymous",
  title =        "Pedigreed Chicks, A New Form of Vibration
                 Galvanometer",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "59--59",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-59b",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-59b.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:TWCc,
  author =       "C. H. Claudy",
  title =        "Turning the Wheels of a Century Hence --- {III}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "60--60",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-60",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-60.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Paul:1920:FWC,
  author =       "George F. Paul",
  title =        "Fighting Waves with Compressed Air",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "61--61",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-61",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-61.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:WAO,
  author =       "H. A. Mount",
  title =        "What About Our Forests?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "62--63",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-62",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-62.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Walker:1920:RDC,
  author =       "J. Bernard Walker",
  title =        "``{Resolute}'' Defends the {Cup}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "64--65",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-64",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-64.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Moulton:1920:MBO,
  author =       "Robert H. Moulton",
  title =        "The Man Behind Our Daily Bread",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "66--67",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-66",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-66.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:POM,
  author =       "Anonymous",
  title =        "Preventing the Oxidation of Metals from Heat, Ball
                 Bearings in Steamship Engines, Invention in Flashlight
                 Photography",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "3",
  pages =        "76--76",
  day =          "17",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07171920-76",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:36 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n3/pdf/scientificamerican07171920-76.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cam,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "85--85",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-85a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-85a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIah,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "91--91",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-91",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-91.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPam,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "92--92",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-92",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-92.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NQh,
  author =       "Anonymous",
  title =        "Notes and Queries",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "96--96",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-96",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-96.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:LWW,
  author =       "Anonymous",
  title =        "The Last Word in Wireless --- The {New York Radio
                 Central Station}, A Real Start in Aeronautics, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "79--81",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-79",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-79.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:DWW,
  author =       "J. F. Springer",
  title =        "Descendants of the Water-Wheel",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "82--82",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-82",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-82.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Honore:1920:FTP,
  author =       "F. Honor{\'e}",
  title =        "Fifteen Thousand Photographs per Second",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "83--83",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-83",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-83.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Surface:1920:BSI,
  author =       "A. R. Surface",
  title =        "Better Steel Ingots with Less Waste, Chemical Warfare
                 Service School",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "83--83",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-83a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-83a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Griffiths:1920:LW,
  author =       "Eben Griffiths",
  title =        "Lubricating the World",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "84--84",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-84",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-84.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Bartlett:1920:SOE,
  author =       "John T. Bartlett",
  title =        "Some Observations on Eggs",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "85--85",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-85",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-85.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:CVS,
  author =       "Anonymous",
  title =        "Cutter Versus Sloop",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "86--87",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-86",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-86.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:USS,
  author =       "H. A. Mount",
  title =        "{Uncle Samuel}'s Sweet Tooth",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "88--89",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-88",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-88.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:GST,
  author =       "Robert G. Skerrett",
  title =        "Going to Sea in a Tank",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "4",
  pages =        "90--90",
  day =          "24",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07241920-90",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:38 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n4/pdf/scientificamerican07241920-90.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Can,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "105--105",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-105",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-105.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1920:HAb,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {August, 1920}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "109--109",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-109",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-109.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1920:SCl,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "110--110",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-110",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-110.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIai,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "111--111",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-111",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-111.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Henry:1920:KRT,
  author =       "M. A. Henry",
  title =        "Keeping the River Tunnel Dry, Spontaneous Combustion
                 Temperatures of Liquid Fuels, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "99--101",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-99",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-99.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Blackiston:1920:OFO,
  author =       "A. Hooton Blackiston",
  title =        "Our Future Oil Supply",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "102--102",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-102",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-102.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:SGM,
  author =       "H. A. Mount",
  title =        "Scrapping Good Machinery for Better Service",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "103--103",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-103",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-103.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winters:1920:HRR,
  author =       "S. R. Winters",
  title =        "How a Road Rests in its Bed, Soap from Lignite Tar
                 Oils",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "103--103",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-103a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-103a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIXg,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {XV}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "104--104",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-104",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-104.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:OME,
  author =       "J. F. Springer",
  title =        "Our Mechanical Eyes",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "106--106",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-106",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-106.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:LS,
  author =       "George H. Dacy",
  title =        "Learning by Seeing",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "107--107",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-107",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-107.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Meador:1920:KCE,
  author =       "J. E. D. Meador",
  title =        "Keeping the Camera on an Even Keel, Telephoning in
                 Cipher",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "107--107",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-107a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-107a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Walker:1920:ACRa,
  author =       "J. Bernard Walker",
  title =        "The {America's Cup Races}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "108--108",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-108",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-108.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:ABT,
  author =       "Anonymous",
  title =        "{Australian} ``Blackboy'' Tree",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "5",
  pages =        "116--116",
  day =          "31",
  month =        jul,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican07311920-116",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:40 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n5/pdf/scientificamerican07311920-116.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIaj,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "132--132",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-132",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-132.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPan,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "134--134",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-134",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-134.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:NQi,
  author =       "Anonymous",
  title =        "Notes and Queries",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "143--143",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-143",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-143.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:BNBp,
  author =       "Anonymous",
  title =        "Books: New Books, Etc.",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "144--144",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-144",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-144.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:FWY,
  author =       "Anonymous",
  title =        "Fair Weather Yachts, Wood as a Structural Material,
                 and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "120--121",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-120",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-120.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:WW,
  author =       "H. A. Mount",
  title =        "In the Wake of the Woodsman",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "122--122",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-122",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-122.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Davidson:1920:LWS,
  author =       "E. W. Davidson",
  title =        "The Last Word in Searchlights",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "123--123",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-123",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-123.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Tevis:1920:GSE,
  author =       "M. Tevis",
  title =        "Guiding Ships by Electric Cables",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "123--123",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-123a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-123a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Boyle:1920:WII,
  author =       "John {Boyle, Jr.}",
  title =        "Who Invented it First?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "124--124",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-124",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-124.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Wade:1920:MS,
  author =       "Herbert T. Wade",
  title =        "The Metric System",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "125--125",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-125",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-125.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:ODS,
  author =       "Robert G. Skerrett",
  title =        "Our Deep-Sea Freighters",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "126--127",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-126",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-126.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Walker:1920:ACRb,
  author =       "J. Bernard Walker",
  title =        "The {America's Cup Races}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "128--129",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-128",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-128.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:RT,
  author =       "George Gaulois",
  title =        "The Romance of Tungsten",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "130--131",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-130",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-130.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:GFT,
  author =       "Anonymous",
  title =        "Gas-Filled Tungsten Lamp Patent Sustained, Right
                 Foundation for Our Roads, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "6",
  pages =        "141--142",
  day =          "7",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08071920-141",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:42 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n6/pdf/scientificamerican08071920-141.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cao,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "153--153",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-153a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-153a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIak,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "160--160",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-160",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-160.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPao,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "162--162",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-162",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-162.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IOC,
  author =       "Anonymous",
  title =        "If Our Cereal Harvest Should Descend on {New York
                 City}, Phosphoric Acid and Potash Now Produced, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "147--149",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-147",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-147.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1920:RTR,
  author =       "Robert G. Skerrett",
  title =        "Reducing Trade Routes with Submarine Freighters",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "150--151",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-150",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-150.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Yates:1920:SRM,
  author =       "Raymond Francis Yates",
  title =        "Succeeding in Railway Mechanical Engineering",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "152--152",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-152",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-152.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Brown:1920:EB,
  author =       "Robert Carlton Brown",
  title =        "Electrification in {Brazil}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "153--153",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-153",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-153.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Hoffman:1920:SD,
  author =       "Samuel O. Hoffman",
  title =        "Seeing in the Dark",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "154--155",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-154",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-154.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Rowland:1920:PWL,
  author =       "J. T. Rowland",
  title =        "Pulp Wood from {Labrador}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "156--156",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-156",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-156.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dahl:1920:HHL,
  author =       "Arthur L. Dahl",
  title =        "Harvesting the Hay the Latest Way",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "157--157",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-157",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-157.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Longville:1920:STC,
  author =       "Alfred Longville",
  title =        "Shade Trees for City Streets, Testing Biological
                 Products in {England}, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "157--157",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-157a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-157a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Walker:1920:RAF,
  author =       "J. Bernard Walker",
  title =        "The Racing Airplane of the Future",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "7",
  pages =        "158--159",
  day =          "14",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08141920-158",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:44 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n7/pdf/scientificamerican08141920-158.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Cap,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "177--177",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-177a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-177a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1920:MDCl,
  author =       "Victor W. Page",
  title =        "The Motor-Driven Commercial Vehicle",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "186--186",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-186",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-186.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IRPap,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "187--188",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-187",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-187.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:EEF,
  author =       "Anonymous",
  title =        "Emptying Eight Freight Cars into a Thimble, No
                 Relation Between Cultivation and Rainfall, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "171--173",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-171",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-171.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:TCS,
  author =       "Harry A. Mount",
  title =        "Is there a Coal Shortage?",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "174--175",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-174",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-174.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Humphrey:1920:EB,
  author =       "Richard L. Humphrey",
  title =        "An Engineering Bulwark",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "176--176",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-176",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-176.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:RSS,
  author =       "George A. Dacy",
  title =        "Reclaiming Salt Surfeited Soils",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "177--177",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-177",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-177.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:WLC,
  author =       "Anonymous",
  title =        "The World's Largest Crane",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "178--179",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-178",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-178.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Whiting:1920:RW,
  author =       "Wendell M. Whiting",
  title =        "Record Weather",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "180--181",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-180",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-180.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Claudy:1920:RIXh,
  author =       "C. H. Claudy",
  title =        "The Romance of Invention --- {XVI}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "182--183",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-182",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-182.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:RLB,
  author =       "Anonymous",
  title =        "{Return Loads Bureau} Idea in {England}, Converting
                 Garbage into a Real Asset",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "8",
  pages =        "192--192",
  day =          "21",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08211920-192",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:46 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n8/pdf/scientificamerican08211920-192.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:Caq,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "197--197",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-197a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-197a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:INIal,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "208--208",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-208",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-208.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Gaulois:1920:NYR,
  author =       "George Gaulois",
  title =        "{New York}'s Radio Pilot Cable, To Preserve a
                 Beautiful and Historic Work, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "195--196",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-195",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-195.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Crafts:1920:GEV,
  author =       "H. A. Crafts",
  title =        "Gas Engine Versus Steam Engine",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "197--197",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-197",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-197.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Springer:1920:NPH,
  author =       "J. F. Springer",
  title =        "A Neat Problem in Hydraulics",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "198--198",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-198",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-198.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dacy:1920:HSM,
  author =       "George H. Dacy",
  title =        "How a State May Grow a Timber Supply",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "199--199",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-199",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-199.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Henry:1920:VAP,
  author =       "M. A. Henry",
  title =        "Varying the Airplane Propeller Pitch, {Joseph Norman
                 Lockyer, K.C.B.}, and more",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "199--199",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-199a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-199a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:WBS,
  author =       "Anonymous",
  title =        "What has Been Said About {Einstein}",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "200--201",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-200",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/einstein.bib;
                 http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-200.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1920:FFb,
  author =       "H. A. Mount",
  title =        "Fire Without Firemen",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "202--203",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-202",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-202.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Winter:1920:OLF,
  author =       "Charles N. Winter",
  title =        "Oil as a Locomotive Fuel",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "203--203",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-203",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-203.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Moulton:1920:WST,
  author =       "Robert H. Moulton",
  title =        "Wood that is Stronger than Steel",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "204--205",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-204",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-204.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1920:IBc,
  author =       "Anonymous",
  title =        "Items in Brief",
  journal =      j-SCI-AMER,
  volume =       "123",
  number =       "9",
  pages =        "206--207",
  day =          "28",
  month =        aug,
  year =         "1920",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican08281920-206",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:48 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v123/n9/pdf/scientificamerican08281920-206.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:Ca,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "7--7",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-7a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-7a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Russell:1921:HJa,
  author =       "Henry Norris Russell",
  title =        "The Heavens in {January, 1921}",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "12--13",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-12",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-12.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:INIa,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "14--14",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-14",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-14.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:RPIa,
  author =       "Anonymous",
  title =        "Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "16--16",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-16",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-16.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:RY,
  author =       "Anonymous",
  title =        "Review of the Year 1920",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "2--3",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-2",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-2.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1921:TD,
  author =       "Victor W. Page",
  title =        "The Trend of Design for 1921",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "4--5",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-4",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-4.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Lescarboura:1921:AM,
  author =       "Austin C. Lescarboura",
  title =        "Automotive Milestones",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "6--6",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-6",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-6.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Vogelback:1921:TS,
  author =       "W. E. Vogelback",
  title =        "The Trend of Specialization",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "7--7",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-7",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-7.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Page:1921:WR,
  author =       "Victor W. Page",
  title =        "Where is that Rattle?",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "8--8",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-8",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-8.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:EAD,
  author =       "Anonymous",
  title =        "{European} Automobile Design for 1921",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "9--9",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-9",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-9.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Kane:1921:MWA,
  author =       "Louis C. Kane",
  title =        "Mapping the Waters Along Our Coasts",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "10--11",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-10",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-10.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:RPS,
  author =       "Anonymous",
  title =        "The Role of the Patent System in the {United States}",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "1",
  pages =        "20--20",
  day =          "1",
  month =        jan,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican01011921-20",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:50 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n1/pdf/scientificamerican01011921-20.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:Cb,
  author =       "Anonymous",
  title =        "Correspondence",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "187--187",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-187",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-187.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Dugan:1921:HM,
  author =       "Raymond Smith Dugan",
  title =        "The Heavens in {March, 1921}",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "192--192",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-192",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-192.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:INIb,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "193--193",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-193",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-193.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:IRPa,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "194--194",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-194",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-194.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:WBO,
  author =       "Anonymous",
  title =        "What Becomes of Our Coal?, Honeycombs of Aluminum, and
                 more",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "181--183",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-181",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-181.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:WSW,
  author =       "Anonymous",
  title =        "Who Shall Work the Farms? --- {I}",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "184--184",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-184",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-184.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{McGarry:1921:STB,
  author =       "William A. McGarry",
  title =        "Salvaging Torpedo Boats for Peaceful Uses",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "185--185",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-185",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-185.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Surface:1921:CSC,
  author =       "A. R. Surface",
  title =        "Copper in Steel and the Corrosion of Cars",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "185--185",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-185a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-185a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Law:1921:ECI,
  author =       "Frank E. Law",
  title =        "From the {Einstein Contest} --- {III}",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "186--187",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-186",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/einstein.bib;
                 http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-186.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Mount:1921:MWO,
  author =       "Harry A. Mount",
  title =        "Making Weather to Order",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "188--189",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-188",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-188.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Skerrett:1921:APO,
  author =       "Robert G. Skerrett",
  title =        "Air Plus Oil Equals More Oil",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "190--190",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-190",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-190.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Murrill:1921:PTM,
  author =       "Wm. A. Murrill",
  title =        "The Papaya, or Tree Melon",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "191--191",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-191",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-191.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Fraser:1921:TS,
  author =       "T. M. Fraser",
  title =        "The Trumpeter Swan",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "10",
  pages =        "191--191",
  day =          "5",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03051921-191a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:52 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n10/pdf/scientificamerican03051921-191a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Howe:1921:SCa,
  author =       "H. E. Howe",
  title =        "The Service of the Chemist",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "11",
  pages =        "212--212",
  day =          "12",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03121921-212",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:54 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n11/pdf/scientificamerican03121921-212.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:INIc,
  author =       "Anonymous",
  title =        "Inventions New and Interesting",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "11",
  pages =        "214--214",
  day =          "12",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03121921-214",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:54 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n11/pdf/scientificamerican03121921-214.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:NQa,
  author =       "Anonymous",
  title =        "Notes and Queries",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "11",
  pages =        "215--215",
  day =          "12",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03121921-215",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:54 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n11/pdf/scientificamerican03121921-215.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:BNBa,
  author =       "Anonymous",
  title =        "Books: New Books, etc.",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "11",
  pages =        "215--215",
  day =          "12",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03121921-215a",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:54 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n11/pdf/scientificamerican03121921-215a.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Anonymous:1921:IRPb,
  author =       "Anonymous",
  title =        "Inventions: Recently Patented Inventions",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "11",
  pages =        "216--216",
  day =          "12",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03121921-216",
  ISSN =         "0036-8733 (print), 1946-7087 (electronic)",
  ISSN-L =       "0036-8733",
  bibdate =      "Sat May 18 16:11:54 MDT 2013",
  bibsource =    "http://www.math.utah.edu/pub/tex/bib/sciam1920.bib",
  URL =          "http://www.nature.com/scientificamerican/journal/v124/n11/pdf/scientificamerican03121921-216.pdf",
  acknowledgement = ack-nhfb,
  fjournal =     "Scientific American",
  journal-URL =  "http://www.nature.com/scientificamerican",
}

@Article{Holmes:1921:HPE,
  author =       "Charles Nevers Holmes",
  title =        "The Heart as a Pumping Engine",
  journal =      j-SCI-AMER,
  volume =       "124",
  number =       "11",
  pages =        "201--201",
  day =          "12",
  month =        mar,
  year =         "1921",
  CODEN =        "SCAMAC",
  DOI =          "http://dx.doi.org/10.1038/scientificamerican03121921-201",
  ISSN =         "0036-8733