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The tabulating machine was an electromechanical machine designed to assist in summarizing information stored on punched cards. Invented by Herman Hollerith , the machine was developed to help process data for the 1890 U.S. Census .
1896: The Tabulating Machine Company founded by Hollerith, trade name for products is Hollerith; 1901: Hollerith Automatic Horizontal Sorter [17] 1904: Porter, having returned to England, forms The Tabulator Limited (UK) to market Hollerith's machines. [18] 1905: Hollerith reincorporates the Tabulating Machine Company as The Tabulating Machine ...
Herman Hollerith (February 29, 1860 – November 17, 1929) was a German-American statistician, inventor, and businessman who developed an electromechanical tabulating machine for punched cards to assist in summarizing information and, later, in accounting.
A punched card sorter is a machine for sorting decks of punched cards. Sorting was a major activity in most facilities that processed data on punched cards using unit record equipment. The work flow of many processes required decks of cards to be put into some specific order as determined by the data punched in the cards.
The IBM 407 Accounting Machine, introduced in 1949, was one of a long line of IBM tabulating machines dating back to the days of Herman Hollerith. It had a card reader and printer; a summary punch could be attached.
Originally known as Powers Tabulating Machine Company, the name was changed to Powers Accounting Machine Company to better target a broad scope of market. In 1927 the Remington Typewriter Company and the Rand Kardex Corporation merged, forming Remington Rand Inc. Within a year Remington Rand acquired the Powers Accounting Machine Company. [9]
The citizen initiatives in South Dakota to prohibit tabulating machines are set to appear on Tuesday's primary ballot in Gregory, Haakon and Tripp counties. Similar petition efforts for future ...
The British Tabulating Machine Company (BTM) was a firm which manufactured and sold Hollerith unit record equipment and other data-processing equipment. During World War II , BTM constructed some 200 " bombes ", machines used at Bletchley Park to break the German Enigma machine ciphers.