Harold Keen
British engineer / From Wikipedia, the free encyclopedia
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Harold Hall "Doc" Keen OBE (1894–1973) was a British engineer who produced the engineering design, and oversaw the construction of, the British bombe, a codebreaking machine used in World War II to read German messages sent using the Enigma machine.[1] He was known as "Doc" Keen because of his habit of carrying tools and paperwork in a case resembling a doctor's bag. After the war he was awarded the O.B.E.[2]