Punch

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Virtual Punched Card (and Paper Stripe) Museum

Before the 1970, programming and data entry was done - if not by manual entry on a switchboard - via punched cards. One line with up to 80 characters on one card: that made a nice pile for 300 lines of programming code or data.

Cardpunch on kloth.net is a nice emulator for card punching.

For a start, there are 6 sample images of punched cards.

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