1800 AD |
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| In the early 1800s, a French silk weaver called Joseph-Marie Jacquard invented a way of automatically controlling the warp and weft threads on a silk loom by recording patterns of holes in a string of cards. | ||
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| In the years to come, variations on Jacquard's punched cards would find a variety of uses, including representing the music to be played by automated pianos and the storing of programs for computers |
IBM 80-column punched card format. |
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| See
also: Charles Babbage's Analytical Engine & Herman Hollerith's tabulating machines |
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| These notes are abstracted from the book Bebop BYTES Back (An Unconventional Guide to Computers) Copyright Information |
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