What is a Punch Card?

Computer dictionary definition of what punch card or punched card means, including related links, information, and terms.

When Punch Cards Ruled Computers – historictech

Punched card Facts for Kids

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Punchcards and patterncards - Knitting & Crochet Guild

The punched card

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Punched card - Wikipedia

Douglas W. Jones's collection of punched card ballotss

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