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Showing posts with the label tabulating
How Was Data Put Into The Tabulating Machine

How Was Data Put Into The Tabulating Machine

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How Was Data Put Into The Tabulating Machine . Mechanical telephone relay switches to store informa… Read more How Was Data Put Into The Tabulating Machine
Herman Hollerith Tabulating Machine

Herman Hollerith Tabulating Machine

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Herman Hollerith Tabulating Machine . Herman hollerith est un ingénieur américain inventeur de la m… Read more Herman Hollerith Tabulating Machine