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History
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Hollerith 1890 tabulating machine with sorting box.
Hollerith 1890 tabulating machine with sorting box.
Hollerith punched card
Hollerith punched card
IBM Type 285 tabulators in use at U.S. Social Security Administration circa 1936
IBM Type 285 tabulators in use at U.S. Social Security Administration circa 1936
Early IBM D11 tabulating machine, with covers removed
Early IBM D11 tabulating machine, with covers removed
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A 12-row/80-column IBM punched card from the mid-twentieth century
A 12-row/80-column IBM punched card from the mid-twentieth century
Close-up of a Jacquard loom's chain, constructed using 8 × 26 hole punched cards
Close-up of a Jacquard loom's chain, constructed using 8 × 26 hole punched cards
Carpet loom with Jacquard apparatus by Carl Engel, around 1860. Chain feed is on the left.
Carpet loom with Jacquard apparatus by Carl Engel, around 1860. Chain feed is on the left.
Woman operating the card puncher, c.1940
Woman operating the card puncher, c.1940