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A lace card from the early 1970s. A lace card (also called a whoopee card, ventilator card, flyswatter card, or IBM doily [citation needed]) is a punched card with all holes punched. They were mainly used as practical jokes to cause disruption in card readers. Card readers tended to jam when a lace card was inserted, as the resulting card had ...
A punched card sorter is a machine for sorting decks of punched cards. Sorting was a major activity in most facilities that processed data on punched cards using unit record equipment. The work flow of many processes required decks of cards to be put into some specific order as determined by the data punched in the cards.
The first combination of card punch and typewriter, permitting selected text to be typed and punched, was developed by the Powers company in 1925. [23] The IBM 824 Typewriter Card Punch was an IBM 024 where the 024 keyboard was replaced by an IBM electric typewriter. [24] Similarly, the IBM 826 used an IBM 026 Keypunch. [25]
Waterproof playing cards are perhaps the best stocking stuffer you didn't know you needed. Now you don't have to worry about cards that get wet from spilled drinks, condensation, humidity or pools ...
Others in the series included the IBM 513 & IBM 514 Reproducing Punch. The 519, which was "state of the art for the time", [1] could: reproduce all or parts of the information on a set of cards "gangpunch" - copy information from a master card into the following detail cards; print up to eight digits on the end of a card; compare two decks of cards