X-Nico

3 unusual facts about British Tabulating Machine Company


British Tabulating Machine Company

During World War II, BTM was called upon to design and manufacture a machine to assist breaking the German Enigma machine ciphers.

International Computers and Tabulators

International Computers and Tabulators or ICT was formed in 1959 by a merger of the British Tabulating Machine Company (BTM) and Powers-Samas.

Humphreys, a former managing director of ICL, reviews the history of the British computer industry, including the merger in 1959 of British Tabulating and the Powers Samas companies into International Computers and Tabulators, Ltd. (ICT), and the merger in 1968 of English Electric Computers Limited and ICT into ICL.



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