Editing Punched card (section)

==References==
{{reflist|refs=
<ref name="Pinker_2007">{{cite book |author-first=Steven Arthur |author-last=Pinker |author-link=Steven Arthur Pinker |title=The Stuff of Thought |publisher=[[Viking (publisher)|Viking]] |date=2007 |page=362}} (NB. Notes the loss of ''-ed'' in pronunciation ''as it did in ice cream, mincemeat, and box set, formerly iced cream, minced meat, and boxed set.'')</ref>
<ref name="Belden_1962">{{cite book |author-first1=Thomas |author-last1=Belden |author-last2=Belden |author-first2=Marva |title=The Lengthening Shadow: The Life of Thomas J. Watson |date=1962 |publisher=[[Little, Brown & Company]] |pages=300–301 |url=https://archive.org/details/lengtheningshado00beld |url-access=registration}}</ref>
<ref name="Austrian_1982">{{cite book |author-last=Austrian |author-first=Geoffrey D. |title=Herman Hollerith: The Forgotten Giant of Information Processing |publisher=[[Columbia University Press]] |date=1982 |pages=15, 124, 418– |isbn=978-0-231-05146-0 }}</ref>
<ref name="Cemach_1951">{{cite book |author-last=Cemach |author-first=Harry P. |title=The Elements of Punched Card Accounting |publisher=[[Sir Isaac Pitman & Sons Ltd]] |date=1951 |pages=9, 47–51, 137–}} Machine illustrations were provided by Power-Samas Accounting Machines and British Tabulating Machine Co.</ref>
<ref name="Truedsell_1965">{{cite book |author1-link=Leon E. Truesdell |author-last=Truesdell |author-first=Leon E. |title=The Development of Punch Card Tabulation in the Bureau of the Census 1890–1940 |date=1965 |publisher=[[US GPO]] |page=43}} Includes extensive, detailed, description of Hollerith's first machines and their use for the 1890 census.</ref>
<ref name="Lubar_1992">{{cite journal |title=Do Not Fold, Spindle Or Mutilate: A Cultural History Of The Punch Card |author-last=Lubar |author-first=Steven |journal=Journal of American Culture |date=Winter 1992 |volume=15 |issue=4 |doi=10.1111/j.1542-734X.1992.1504_43.x |pages=43–55 |url=http://design.osu.edu/carlson/history/PDFs/lubar-hollerith.pdf |access-date=2011-06-11 |url-status=dead |archive-url=https://web.archive.org/web/20121002224559/http://design.osu.edu/carlson/history/PDFs/lubar-hollerith.pdf |archive-date=2012-10-02 |quote-pages=43–55 |quote=Security checks issued starting in 1936 […]}} (13 pages); {{cite web |title=Do not fold, spindle or mutilate: A cultural history of the punch card |author-first=Steven |author-last=Lubar |date=May 1991 |publisher=[[Smithsonian Institution]] |url=http://ccat.sas.upenn.edu/slubar/fsm.html |url-status=dead |archive-url=https://web.archive.org/web/20060830162506/http://ccat.sas.upenn.edu/slubar/fsm.html |archive-date=2006-08-30}} (NB. An earlier version of this paper was presented to the Bureau of the Census's Hollerith Machine Centennial Celebration on 1990-06-20.)</ref>
<ref name="Lubar_1993">{{cite book |author-last=Lubar |author-first=Steven |title=InfoCulture: The Smithsonian Book of Information Age Inventions |publisher=[[Houghton Mifflin]] |date=1993 |isbn=978-0-395-57042-5 |page=[https://archive.org/details/infoculturesmith00luba/page/302 302] |url=https://archive.org/details/infoculturesmith00luba/page/302}}</ref>
<ref name="IBM_2012">{{cite web |publisher=[[IBM]] |title=IBM 100 – The IBM Punched Card |date=2012-03-07 |url=http://www-03.ibm.com/ibm/history/ibm100/us/en/icons/punchcard/ |access-date=2014-04-25 |archive-url=https://web.archive.org/web/20140425075242/http://www-03.ibm.com/ibm/history/ibm100/us/en/icons/punchcard/ |archive-date=2014-04-25 |url-status=dead}}</ref>
<ref name="IBM_1953">{{cite book |publisher=[[IBM]] |title=Principles of IBM Accounting |date=1953 |id=224-5527-2}}</ref>
<ref name="Remington_1941">{{cite book |title="Know-How" Makes Them Great |publisher=Tabulating Machines Division, [[Remington Rand Inc.]] |date=1941}}</ref>
<ref name="Cortada_1993">{{cite book |author-last=Cortada |author-first=James W. |author-link=:d:Q85408174 |date=1993 |title=Before The Computer: IBM, NCR, Burroughs, & Remington Rand & The Industry They Created, 1865–1965 |publisher=[[Princeton University Press]] |isbn=978-0-691-63008-3}}</ref>
<ref name="Brooks_1963">{{cite book |author-last1=Brooks |author-first1=Frederick Phillips |author-link1=Frederick Phillips Brooks |author-last2=Iverson |author-first2=Kenneth Eugene |author-link2=Kenneth Eugene Iverson |title=Automatic Data Processing |publisher=[[Wiley (publisher)|Wiley]] |date=1963 |page=94 |quote="semiautomatic"}}</ref>
<ref name="NBC_2012">{{cite web |url=http://www.nbcnews.com/video/nightly-news/5664195 |title=Nightly News Aired on 2012-12-27 – Punch card voting lingers |publisher=[[NBC News]] |archive-url=https://web.archive.org/web/20170419105004/http://www.nbcnews.com/video/nightly-news/5664195 |archive-date=2017-04-19 |url-status=dead}}</ref>
<ref name="Razy_1913">{{cite book |author-last=Razy |author-first=Claudius |title=Étude analytique des petits modèles de métiers exposés au musée des tissus |language=fr |trans-title=Analytical study of small loom models exhibited at the museum of fabrics |date=1913 |publisher=[[Musée Historique des Tissus]] |location=Lyon, France |page=120}}</ref>
<ref name="OUP_2007">{{cite book |url=https://books.google.com/books?id=zXoRDAAAQBAJ&q=1804&pg=PA35 |title=Jacquard's Web: How a Hand-loom Led to the Birth of the Information Age |author-last=Essinger |author-first=James |author-link=James Essinger |date=2007-03-29 |publisher=[[OUP Oxford]] |isbn=978-0-19280578-2 |pages=35–40 |language=en}}</ref>
<ref name="Jacquard">{{cite web |url=https://www.computerhistory.org/storageengine/punched-cards-control-jacquard-loom/ |title=1801: Punched cards control Jacquard loom |website=computerhistory.org |access-date=2019-01-07}}</ref>
<ref name="Babbage_1837">{{cite book |author-last=Babbage |author-first=Charles |author-link=Charles Babbage |chapter=On the Mathematical Powers of the Calculating Engine |date=1837-12-26 |doi=10.1007/978-3-642-61812-3_2 |title=The Origins of Digital Computers |pages=19–54 |isbn=978-3-642-61814-7}}</ref>
<ref name="Southgate_1881">{{cite journal |author-last=Southgate |author-first=Thomas Lea |title=On Various Attempts That Have Been Made to Record Extemporaneous Playing |journal=[[Journal of the Royal Musical Association]] |volume=8 |number=1 |date=1881 |pages=189–196 |doi=10.1093/jrma/8.1.189 |url=https://zenodo.org/record/2122296}}</ref>
<ref name="Seaver_2010">{{cite thesis |author-first=Nicholas Patrick |author-last=Seaver |title=A Brief History of Re-performance |publisher=[[Massachusetts Institute of Technology]] |date=June 2010 |url=https://cmsw.mit.edu/wp/wp-content/uploads/2016/09/146381116-Nick-Seaver-A-Brief-History-of-Re-Performance.pdf |access-date=2017-06-21 |page=34}}</ref>
<ref name="Pianola_2016">{{cite web |publisher=The Pianola Institute |title=The Reproducing Piano – Early Experiments |date=2016 |website=www.pianola.com |url=https://www.pianola.org/reproducing/reproducing_early.cfm |access-date=2024-06-09 |quote=At this early stage, the corresponding playback mechanism, the Mélotrope, was permanently installed inside the same harmonium used for the recording process, but by 1887 Carpentier had modified both devices, restricting the range to three octaves, allowing for the Mélotrope to be attached to any style of keyboard instrument, and designing and constructing an automatic perforating machine for mass production.}}</ref>
<ref name="CH_ETS">{{Cite journal|url=http://www.columbia.edu/cu/computinghistory/hh/|title=An Electric Tabulating System|first=H.|last=Hollerith|author-link=Herman Hollerith|journal=The Quarterly|volume=X|issue=16|date=April 1889|pages=238–255|publisher=[[School of Mines]], [[Columbia University]]}}</ref>
<ref name="Randell_1982">{{cite book |editor-last=Randell |editor-first=Brian |editor-link=Brian Randell |title=The Origins of Digital Computers, Selected Papers |edition=3rd |publisher=[[Springer-Verlag]] |date=1982 |isbn=0-387-11319-3}}</ref>
<ref name="Hollerith_1884">{{cite patent |country=US |number=395782 |status=patent |title=Art of compiling statistics |inventor-first=Herman |inventor-last=Hollerith |pridate=1884-09-23 |gdate=1889-01-08}}</ref>
<ref name="Patent_2">{{cite web |title=Art of compiling statistics |url=https://patents.google.com/patent/US395782A/en |access-date=2020-05-22}}</ref>
<ref name="daCruz_2019">{{cite web |author-last=da Cruz |author-first=Frank |date=August 28, 2019 |url=https://www.columbia.edu/cu/computinghistory/hollerith.html |work=Columbia University Computing History |title=Herman Hollerith |publisher=[[Columbia University]] |quote=After some initial trials with paper tape, he settled on punched cards... |access-date=2024-06-09}}</ref>
<ref name="SperryRand_1967">{{cite book |title=A History of Sperry Rand Corporation |publisher=[[Sperry Rand]] |date=1967 |edition=4th |page=32}}</ref>
<ref name="Justia_1936">{{cite web |title=International Business Machines Corp. v. United States, 298 U.S. 131 |date=1936 |url=http://supreme.justia.com/cases/federal/us/298/131/case.html |publisher=Justia}}</ref>
<ref name="Endicott_2003">{{cite web |url=http://www-03.ibm.com/ibm/history/exhibits/vintage/vintage_4506VV2159.html |title=IBM Archive: Endicott card manufacturing |date=2003-01-23 |publisher=[[IBM]] |access-date=2013-10-05 |archive-url=https://web.archive.org/web/20150103051409/http://www-03.ibm.com/ibm/history/exhibits/vintage/vintage_4506VV2159.html |archive-date=2015-01-03 |url-status=dead}}</ref>
<ref name="IBM_2003">{{cite web |url=https://www-03.ibm.com/ibm/history/exhibits/supplies/supplies_history.html |publisher=[[IBM]] |quote=1962: 20th year […] producing savings bonds […] 1964: $75 savings bond […] produce |title=IBM Archives: Supplies Division history |date=2003-01-23 |archive-url=https://web.archive.org/web/20150103042220/https://www-03.ibm.com/ibm/history/exhibits/supplies/supplies_history.html |archive-date=2015-01-03 |url-status=dead}}</ref>
<ref name="CnC">{{Cite web|url=https://www.codesandciphers.org.uk/heritage/bldghist.htm|title=Wartime Building History|first=H|last=Block|website=Codes and Ciphers Heritage Trust}}</ref>
<ref name="Luebke-Milton_1994">{{cite journal |author-first1=David Martin |author-last1=Luebke |author-link1=:d:Q95315417 |author-first2=Sybil Halpern |author-last2=Milton |author-link2=:de:Sybil Halpern Milton |title=Locating the victim: An overview of census-taking, tabulation technology and persecution in Nazi Germany |journal=[[IEEE Annals of the History of Computing]] |publisher=[[IEEE]] |volume=16 |number=3 |pages=25– |date=Autumn<!-- Source actually states: Autumn–Fall --> 1994 |doi=10.1109/MAHC.1994.298418 |s2cid=16010272}}</ref>
<ref name="Black_2009">{{cite book |title=IBM and the Holocaust: The Strategic Alliance Between Nazi Germany and America's Most Powerful Corporation |author-first=Edwin |author-last=Black |author-link=Edwin Black |publisher=Dialog Press |location=Washington, DC, USA |edition=Second |date=2009 |orig-date=2001 |oclc=958727212}}</ref>
<ref name="WhatIs">{{cite web |url=https://homepage.divms.uiowa.edu/~jones/cards/history.html |title=Punched Cards – A brief illustrated technical history |first=Douglas W. |last=Jones |author-link=Douglas W. Jones|access-date=2023-01-21}}</ref>
<ref name="JustDep_1996">{{cite press release |url=https://www.justice.gov/archive/atr/public/press_releases/1996/0715.htm |title=Justice Department agrees to terminate last provisions of IBM consent decree in stages ending 5 years from today |publisher=Justice Department |date=1996-07-02 |access-date=2021-10-04}}</ref>
<ref name="Aspray_1990">{{cite book |editor-last=Aspray |editor-first=William |editor-link=:de:William Aspray |title=Computing before Computers |publisher=Iowa State University Press |date=1990 |isbn=978-0-8138-0047-9 |pages=142, 151}}</ref>
<ref name="Miami">{{cite web |url=http://rabbit.eng.miami.edu/info/card.html |title=Punched Cards |website=miami.edu |publisher=[[University of Miami]] |access-date=2021-12-06 |quote=Once the cards were assembled in order in a deck, the programmer would usually draw a long diagonal line across the top edges of the cards, so that if ever one got out of order it would easily be noticed}}</ref>
<ref name="IBM_1946">{{cite book |quote="An important function in IBM Accounting is the automatic preparation of IBM cards." |title=IBM 519 Principles of Operation |id=Form 22-3292-5 |date=1946 |publisher=[[IBM]]}}</ref>
<ref name="IBM_1962">{{cite book |quote=The IBM 1402 Card Read-Punch provides the system with simultaneous punched-card input and output. This unit has two card feeds. |title=Reference Manual 1401 Data Processing System |page=10 |id=A24-1403-5 |url=http://bitsavers.org/pdf/ibm/1401/A24-1403-5_1401_Reference_Apr62.pdf |publisher=[[IBM]] |date=April 1962}}</ref>
<ref name="IBM_Carroll">{{cite web |url=http://www-03.ibm.com/ibm/history/exhibits/builders/builders_carroll.html |title=IBM Archives: Fred M. Carroll |work=IBM Builders |publisher=[[IBM]] |access-date=2013-10-05 |archive-url=https://web.archive.org/web/20150103053420/http://www-03.ibm.com/ibm/history/exhibits/builders/builders_carroll.html |archive-date=2015-01-03 |url-status=dead}}</ref>
<ref name="Carroll_2003">{{cite web |url=http://www-03.ibm.com/ibm/history/exhibits/markI/2413FC01.html |title=IBM Archives: Fred M. Carroll |date=2003-01-23 |work=IBM's ASCC |publisher=[[IBM]] |access-date=2013-10-05 |archive-url=https://web.archive.org/web/20150103053613/http://www-03.ibm.com/ibm/history/exhibits/markI/2413FC01.html |archive-date=2015-01-03 |url-status=dead}}</ref>
<ref name="IBM_2003_1">{{cite web |url=http://www-03.ibm.com/ibm/history/exhibits/attic3/attic3_038.html |title=IBM Archives: (IBM) Carroll Press |publisher=[[IBM]] |date=2003-01-23 |work=Antique attic, vol.3 |access-date=2013-10-05 |archive-url=https://web.archive.org/web/20150103052025/http://www-03.ibm.com/ibm/history/exhibits/attic3/attic3_038.html |archive-date=2015-01-03 |url-status=dead}}</ref>
<ref name="IBM_2003_2">{{cite web |url=http://www-03.ibm.com/ibm/history/exhibits/waywewore/waywewore_12.html |publisher=[[IBM]] |title=IBM Archives: 1939 Layout department |date=2003-01-23 |work=IBM attire |access-date=2013-10-05 |archive-url=https://web.archive.org/web/20150103054423/http://www-03.ibm.com/ibm/history/exhibits/waywewore/waywewore_12.html |archive-date=2015-01-03 |url-status=dead}}</ref>
<ref name="Cortada_2019">{{cite book |author-last=Cortada |author-first=James W. |author-link=:d:Q85408174 |title=IBM: The Rise and Fall and Reinvention of a Global Icon |publisher=[[MIT Press]] |date=2019 |page=68 |isbn=978-0-262-03944-4}}</ref>
<ref name="Tyler_1968">{{cite book |author-last=Tyler |author-first=Theodore |title=The Man Whose Name Wouldn't Fit |publisher=[[Doubleday Science Fiction]] |date=1968}}</ref>
<ref name="Betsy_1987">{{cite news |newspaper=[[The New York Times]] |url=https://www.nytimes.com/1987/12/06/nyregion/westchester-bookcase.html |title=Westchester Bookcase |quote=Edward Ziegler […] an editor at the Reader's Digest […] wrote a science fiction novel, ''The Man Whose Name Wouldn't Fit'', under the pen name Theodore Tyler |author-first=Betsy |author-last=Brown |date=1987-12-06}}</ref>
<ref name="Mayalin_2009">{{cite web |url=http://www.mayalin.com |title=Mayalin.com |publisher=Mayalin.com |date=2009-01-08 |access-date=2013-10-05}}</ref>
<ref name="Mizzou">{{cite web |title=Mizzou Alumni Association – Campus Traditions |url=https://www.mizzou.com/s/1002/alumni/19/interior.aspx?pgid=322 |at=Tucker Hall |website=Mizzou Alumni Association |access-date=2024-06-09}}</ref>
<ref name="Fpm">{{cite web |url=http://www.fpm.wisc.edu/smomap/building.aspx?building=0762&wing= |title=University of Wisconsin-Madison Buildings |publisher=Fpm.wisc.edu |access-date=2013-10-05}}{{dead link|fix-attempted=yes|date=May 2025}}</ref>
<ref name="Panoramio">{{cite web |url=https://www.panoramio.com/photo_explorer#view=photo&position=28&with_photo_id=21035115&order=date_desc&user=903103 |title=Photo of Gamble Hall by gatty790 |publisher=Panoramio.com |access-date=2013-10-05 |url-status=dead |archive-url=https://web.archive.org/web/20130715092150/http://www.panoramio.com/photo_explorer#view=photo&position=28&with_photo_id=21035115&order=date_desc&user=903103 |archive-date=2013-07-15}}</ref>
<ref name="Clarke_1946">{{cite book |url=http://www.baen.com/Chapters/0743498747/0743498747___1.htm |title=Rescue Party |author-first=Arthur C. |author-last=Clarke |publisher=[[Baen Books]] |date=May 1946}}</ref>
<ref name="Lee">{{cite web |author-first=John A. N. |author-last=Lee |title=Charles A. Phillips
|url=https://history.computer.org/pioneers/phillips.html |website=Computer Pioneers
|publisher=[[Institute of Electrical and Electronics Engineers Inc.]] |page=557 |access-date=2018-11-06}}</ref>
<ref name="Jane">{{cite web |title=Fold, spindle, or mutilate |url=https://idioms.thefreedictionary.com/fold%2C+spindle%2C+or+mutilate |quote=At the bottom of the bill, it said […] and Jane, in her anger, […]}}</ref>
<ref name="Albertson_1975">{{cite book |author-first=Dean |author-last=Albertson |title=Rebels or Revolutionaries? Student Movements of the 1960s |date=1975 |publisher=[[Simon and Schuster]] |isbn=978-0-67118737-8 |url=https://books.google.com/books?id=Kd-bAAAAMAAJ&q=rebel+%22Do+Not+Fold,+Spindle+or+Mutilate%22 |access-date=2018-11-06}}</ref>
<ref name="Disney_1970">{{cite book |author-first=Doris Miles |author-last=Disney |title=Do Not Fold, Spindle or Mutilate |publisher=[[Doubleday Crime Club]] |date=1970 |page=183}}</ref>
<ref name="IBM_1956">{{cite book |publisher=[[IBM]] |title=The Design of IBM Cards |date=1956 |id=22-5526-4 |url=http://bitsavers.org/pdf/ibm/punchedCard/Training/22-5526-4_The_Design_of_IBM_Cards_Mar56.pdf}}</ref>
<ref name="IBM_1962_2">{{cite book |publisher=[[IBM]] |title=Reference Manual – IBM 82, 83, and 84 Sorters |date=July 1962 |page=25 |id=A24-1034 |url=http://bitsavers.org/pdf/ibm/punchedCard/Sorter/A24-1034-1_82-83-84_sorters.pdf}}</ref>
<ref name="Hollerith_1889">{{cite journal |author-last=Hollerith |author-first=Herman |author-link=Herman Hollerith |editor-last=da Cruz |editor-first=Frank |url=http://www.columbia.edu/cu/computinghistory/hh/index.html#%5B-245-%5D |title=An Electric Tabulating System |journal=The Quarterly |publisher=[[School of Mines]], [[Columbia University]] |volume=10 |issue=16 |date=April 1889 |page=245}}</ref>
<ref name="Bashe-Johnson-Palmer-Pugh_1986">{{cite book |author-last1=Bashe |author-first1=Charles J. |author-last2=Johnson |author-first2=Lyle R. |author-last3=Palmer |author-first3=John H. |author-last4=Pugh |author-first4=Emerson W. |author-link4=Emerson W. Pugh |title=IBM's Early Computers |publisher=[[The MIT Press]] |date=1986 |location=Cambridge, Massachusetts, USA |page=[https://archive.org/details/ibmsearlycompute00bash/page/5 5] |isbn=978-0-262-02225-5 |url=https://archive.org/details/ibmsearlycompute00bash/page/5}} (NB. Also see pages 5–14 for additional information on punched cards.)</ref>
<ref name="Railroad_1895">{{cite journal |url=http://memory.loc.gov/cgi-bin/ampage?collId=mcc&fileName=023/page.db&recNum=0&itemLink=r?ammem/mcc:@field(DOCID+@lit(mcc/023)) |title=Hollerith's Electric Tabulating Machine |journal=[[Railroad Gazette]] |date=1895-04-19 |access-date=2015-06-04 |archive-date=2015-03-20 |url-status=dead |via=[[Library of Congress]] |archive-url=https://web.archive.org/web/20150320192309/http://memory.loc.gov/cgi-bin/ampage?collId=mcc&fileName=023/page.db&recNum=0&itemLink=r?ammem/mcc:@field(DOCID+@lit(mcc/023)) }}</ref>
<ref name="USP395782">{{US patent|src=uspto|395781}}, {{US patent|src=uspto|395782}}, {{US patent|src=uspto|395783}}</ref>
<ref name="daCruz_2019_2">{{cite web |author-last=da Cruz |author-first=Frank |url=https://www.columbia.edu/cu/computinghistory/census-tabulator.html |work=Columbia University Computing History |title=Hollerith 1890 Census Tabulator |publisher=[[Columbia University]] |access-date=2024-06-09 |date=2019-12-26}}</ref>
<ref name="Littleton">{{cite web |url=https://www.littletoncoin.com/webapp/wcs/stores/servlet/Display%7C10001%7C10001%7C-1%7C%7CLearnNav%7CLarge-Size-US-Paper-Money.html#large-size-legal-tender-notes |access-date=2017-03-16 |title=Large-Size U.S. Paper Money |website=Littleton Coin Company }}</ref>
<ref name="Comrie_1932">{{cite journal |author-last=Comrie |author-first=Leslie John |author-link=Leslie John Comrie |date=1932 |title=The application of the Hollerith tabulating machine to Brown's tables of the moon |journal=[[Monthly Notices of the Royal Astronomical Society]] |volume=92 |issue=7 |pages=694–707 |bibcode=1932MNRAS..92..694C |doi=10.1093/mnras/92.7.694 |doi-access=free}}</ref>
<ref name="IBM_1965_2">{{cite book |page=26 |id=A24-0520-3 |date=October 1965 |title=IBM 24 Card Punch, IBM 26 Printing Card Punch Reference Manual |quote=The variable-length card feed feature on the 24 or 26 allows the processing of 51-, 60-, 66-, and 80-column cards (Figure 20) |url=http://bitsavers.org/pdf/ibm/punchedCard/Keypunch/024-026/A24-0520-3_24_26_Card_Punch_Reference_Manual_Oct1965.pdf}}</ref>
<ref name="IBM_2003_3">{{cite web |url=http://www-03.ibm.com/ibm/history/exhibits/specialprod2/specialprod2_5.html |title=IBM Archives: Port-A-Punch |date=2003-01-23 |publisher=03.ibm.com |access-date=2013-10-05 |archive-url=https://web.archive.org/web/20150103042646/http://www-03.ibm.com/ibm/history/exhibits/specialprod2/specialprod2_5.html |archive-date=2015-01-03 |url-status=dead}}</ref>
<ref name="Winter_96">{{cite web |author-last=Winter |author-first=Dik T. |title=96-column Punched Card Code |archive-url=https://web.archive.org/web/20070415041458/http://homepages.cwi.nl/~dik/english/codes/96col.html |archive-date=2007-04-15 |url=http://homepages.cwi.nl/~dik/english/codes/96col.html#start |access-date=2012-11-06 |url-status=dead}}</ref>
<ref name="Quadibloc">{{cite web |url=http://www.quadibloc.com/comp/cardint.htm |title=The Punched Card |publisher=Quadibloc.com |access-date=2013-10-05}}</ref>
<ref name="Winter_90">{{cite web |author-last=Winter |author-first=Dik T. |title=90-column Punched Card Code |archive-url=https://web.archive.org/web/20050228223439/http://homepages.cwi.nl/~dik/english/codes/90col.html |archive-date=2005-02-28 |url=http://homepages.cwi.nl/~dik/english/codes/90col.html#start |access-date=2012-11-06 |url-status=dead}}</ref>
<ref name="Fisher_1998">{{cite news |author-first=Lawrence M. |author-last=Fisher |title=Reynold Johnson, 92, Pioneer In Computer Hard Disk Drives |work=[[The New York Times]] |url=https://www.nytimes.com/1998/09/18/business/reynold-johnson-92-pioneer-in-computer-hard-disk-drives.html |date=1998-09-18 |access-date=2010-06-26}}</ref>
<ref name="Lake_1928">[http://ibm-1401.info/Patent1772492.pdf U.S. Patent 1,772,492, Record Sheet for Tabulating Machines], C. D. Lake, filed 1928-06-20</ref>
<ref name="IBM_1928">{{cite web |url=http://www-03.ibm.com/ibm/history/history/year_1928.html |title=IBM Archives: 1928 |archive-url=https://web.archive.org/web/20150103043755/http://www-03.ibm.com/ibm/history/history/year_1928.html |archive-date=2015-01-03 |url-status=dead}}</ref>
<ref name="Pugh_IBM">[[Emerson W. Pugh|Pugh]] – Building IBM – page 49.</ref>
<ref name="IBM_OldNew">{{cite web |url=http://www-03.ibm.com/ibm/history/exhibits/supplies/supplies_5404PH13.html |title=IBM Archives: Old and new punched cards |archive-url=https://web.archive.org/web/20150103054433/http://www-03.ibm.com/ibm/history/exhibits/supplies/supplies_5404PH13.html |archive-date= 2015-01-03 |url-status=dead}}</ref>
<ref name="Boyd_2007">{{cite book |page=405 |chapter=How Computational Chemistry Became Important in the Pharmaceutical Industry |author=Donald B. Boyd |title=Reviews in Computational Chemistry, Volume 23 |editor1=Kenny B. Lipkowitz |editor2=Thomas R. Cundari |editor3=Donald B. Boyd |publisher=[[Wiley & Son]] |date=2007 |isbn=978-0-470-08201-0}}</ref>
<ref name="ReferenceA_1961">{{cite book |title=Punched card Data Processing Principles |publisher=IBM |date=1961 |page=3}}</ref>
<ref name="IBM_1959_2">{{cite book |url=http://www.bitsavers.org/pdf/ibm/punchedCard/Training/A24-1010-0_IBM_Operators_Reference.pdf |publisher=[[IBM]] |title=IBM Operator's Guide |id=A24-1010 |date=July 1959 |page=141 |quote=Master Card: The first card of a group containing fixed or indicative information for that group}}</ref>
<ref name="Iowa_2">{{cite web|last=Jones|first=Douglas W.|author-link=Douglas W. Jones|url=http://homepage.cs.uiowa.edu/~dwjones/cards/codes.html |title=Punched Card Codes |publisher=Cs.uiowa.edu |access-date=2013-10-05}}</ref>
<ref name="Rojas_2001">{{cite book |editor-last=Rojas |editor-first=Raúl |editor-link=Raúl Rojas |title=Encyclopedia of Computers and Computer History |publisher=[[Fitzroy Dearborn]] |date=2001 |page=656}}</ref>
<ref name="Pugh_1995">{{cite book |author-last=Pugh |author-first=Emerson W. |author-link=Emerson W. Pugh |title=Building IBM: Shaping and Industry and Its Technology |publisher=[[MIT Press]] |date=1995 |isbn=978-0-262-16147-3 |pages=50–51}}</ref>
<ref name="Mackenzie_1980">{{cite book |title=Coded Character Sets, History and Development |series=The Systems Programming Series |author-last=Mackenzie |author-first=Charles E. |date=1980 |edition=1 |publisher=[[Addison-Wesley Publishing Company, Inc.]] |isbn=978-0-201-14460-4 |lccn=77-90165 |pages=7, 38, 88–90 |url=https://textfiles.meulie.net/bitsaved/Books/Mackenzie_CodedCharSets.pdf |access-date=2020-05-12 |url-status=live |archive-url=https://web.archive.org/web/20160526172151/https://textfiles.meulie.net/bitsaved/Books/Mackenzie_CodedCharSets.pdf |archive-date=2016-05-26}}</ref>
<ref name="Winter_80">{{cite web |author-last=Winter |author-first=Dik T. |title=80-column Punched Card Codes |archive-url=https://web.archive.org/web/20070408010814/http://homepages.cwi.nl/~dik/english/codes/80col.html |archive-date=2007-04-08 |url=http://homepages.cwi.nl/~dik/english/codes/80col.html |access-date=2012-11-06 |url-status=dead}}</ref>
<ref name="Jones_2">{{cite web |author-last=Jones |author-first=Douglas W.|author-link=Douglas W. Jones|title=Punched Card Codes |url=http://homepage.cs.uiowa.edu/~dwjones/cards/codes.html |access-date=2007-02-20}}</ref>
<ref name="IBM_1953_Principles">{{cite book |url=http://bitsavers.org/pdf/ibm/701/24-6042-1_701_PrincOps.pdf |title=Principles of Operation, Type 701 and Associated Equipment |pages=34–36 |publisher=[[IBM]] |date=1953 |id=24-6042-1}}</ref>
<ref name="IBM_1955_EDP">{{cite book |url=http://bitsavers.org/pdf/ibm/704/24-6661-2_704_Manual_1955.pdf|access-date=2024-09-01|title=704 Electronic Data Processing Machine – Manual of Operation |pages=39–50 |publisher=[[IBM]]|location=New York City|date=1955 |id=24-6661-2}}</ref>
<ref name="Raymond_1991">{{cite book |editor-last=Raymond |editor-first=Eric S. |editor-link=Eric S. Raymond |title=The New Hacker's Dictionary |url=https://archive.org/details/newhackersdictio00raym |url-access=registration |date=1991 |publisher=[[MIT Press]] |location=Cambridge, Massachusetts, USA |page=[https://archive.org/details/newhackersdictio00raym/page/219 219]}}</ref>
<ref name="Maxfield_2011">{{cite web |url=https://www.eetimes.com/how-it-was-paper-tapes-and-punched-cards/|title=How it was: Paper tapes and punched cards |author-first=Clive "Max" |author-last=Maxfield |website=[[EE Times]] |date=2011-10-13 |access-date=2022-07-05}}</ref>
<ref name="IBM GA21-9124-5">{{cite book|title=IBM 3504 Card Reader/IBM 3505 Card Reader and IBM 3525 Card Punch Subsystem|chapter=Card Image|page=8|id=GA21-9124-5|edition=6th|date=October 1974|publisher=IBM|location=Rochester, Minnesota|url=https://bitsavers.org/pdf/ibm/3504_3505/GA21-9124-5_3504_3505_3525_Card_Reader_Punch_Subsystem_Oct74.pdf|access-date=2024-09-01}}</ref>
}}