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Tabulating machine facts for kids

Kids Encyclopedia Facts
Early SSA accounting operations
IBM Type 285 tabulators in use at U.S. Social Security Administration circa 1936

The tabulating machine was a machine used to make the 1890 United States census. It was made by Herman Hollerith. Hollerith's machine used punched cards to store information with by categorisation.

Images for kids

  • Hollerith Punched Card

    Hollerith punched card

  • Powers-Samas accounting machine

    Powers-Samas accounting machine

  • IBM402plugboard.Shrigley.wireside

    Control panel for an IBM 402 Accounting Machine

See also

Kids robot.svg In Spanish: Tabuladora para niños

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Tabulating machine Facts for Kids. Kiddle Encyclopedia.