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A brief technical history of punched cards ... Like many modern entrepreneurs, after Hollerith had perfected his first series of electromechanical punched-card machines, including a punch, a tabulating machine to accumulate statistics from the information punched on cards, ... A brief illustrated technical history...
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www.cs.uiowa.edu/~jones/cards/history.html
www.cs.uiowa.edu/~jones/cards/history.html
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Punched card - Wikipedia, the free encyclopedia
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A punch card or punched card (or punchcard or Hollerith card or IBM card ), is a piece of stiff paper that contains digital information represented by the presence or absence of holes in pre...
en.wikipedia.org/wiki/Punched_card
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Hollerith's punch cards and tabulating machines were a step toward automated computation. His device could automatically read information which had been punched onto card. He got the idea and then saw Jacquard's punchcard. ... Electromechanical Counting, Punch Cards - A History of Punch Card Voting...
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inventors.about.com/library/inventors/blhollerith.htm
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The operator presses keys to punch holes in the cards. Each "data key" on the main keypad -- letter (uppercase only), digit, space bar, punctuation -- moves the cards one column to the left. Data characters were printed across the top of the card ... Frank da Cruz / fdc@columbia.edu / Columbia University Computing History...
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www.columbia.edu/acis/history/026.html
www.columbia.edu/acis/history/026.html
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Punch cards (UNIVAC® programmers would never refer to them as “IBM cards”!) were not only the primary medium used to create programs in the mainframe era, they were also the bookmark, notepad, and Post-it® notes of the programmers who used them on a daily basis.
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www.fourmilab.ch/documents/univac/cards.html
www.fourmilab.ch/documents/univac/cards.html
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History of a man-made Hell ... The millions of punch cards the Nazis in Poland required were obtained exclusively from IBM, including one company print shop at 6 Rymarska Street across the street from the Warsaw Ghetto. The entire Polish subsidiary was overseen by an IBM administrative facility at 24 Kreuz in Warsaw.
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www.scrapbookpages.com/AuschwitzScrapbook/History/Artic...
www.scrapbookpages.com/AuschwitzScrapbook/History/Articles/IBMpunchcards.html
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A History of Storage, From Punch Cards To Blu-ray -- article related to Data Storage and Media. ... Firehose:History of Storage: From Punch Cards to Blu-ray by notthatwillsmith (1083667)
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slashdot.org/article.pl?sid=09/03/05/190242
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Punched Cards - A brief illustrated technical history, Douglas W. Jones, University of Iowa. ... Everything about punch cards: "What is a punchchard... What does it do for me?" (English)
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www.columbia.edu/acis/history/cards.html
www.columbia.edu/acis/history/cards.html
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