Computer punch card

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Museum's explanation on side reads something like this in English: "Punchcard Each thread is represented by a specific dot location on each card. Each hole controls the lifting of the hook which carries and guides the warp thread so that the weft will either lie above or below it. The lace's basic pattern (one repetition) is as long as the punchcard chain." Original: "Lochkarte Auf jeder Lochkarte hat jeder Kettfaden seinen Platz. Jede Lochkarte steuert das Heben der Kettfâden fûr einen…

Computer punch cards.

Imagine that the first computers filled the whole room. Now, we have computers so small that they can be put in our pockets. Explore the evolution of computers and find out what technological achievements allowed them to become as powerful as they are now.

IBM System/360 reference data card

"These old computer data cards are dated 1966. These are engineering document cards with a microfiche attached and are called aperture cards - filmsort brand. They have an emblem in the center which reads Department of Defense and measure 3 1/4\" by 7 3/8\". They are in good overall condition for age - some have staple holes at one end and the may have some light discoloration. Choices are: 8 green 8 blue Please have a look at the other paper lots I have listed. SPECIAL - 10% off orders of…