Powers Accounting Machine
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The Powers Accounting Machine was an information processing device developed in the early 20th century for the U.S. Census Bureau. It was then produced and marketed by the Powers Accounting Machine Co
A Powers-Samas accounting machine
Powers-Samas
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Powers-Samas was a British company which sold unit record equipment.
Powers Accounting Machine
…Powers established European operations in 1915 through the Accounting and Tabulating Machine Company of Great Britain Limited, and in 1929 renamed to Powers-Samas Accounting Machine Limited (Samas, full name Société Anonyme des Machines à Statistiques, had been the Power's sales agency in France). Punched card…
Blank pre-printed 40-column Powers-Samas cards, as used by the Botanical Society of the British Isles to store information on plant species