Front cover image for Seizing the Enigma : the race to break the German U-boat codes, 1939-1943

Seizing the Enigma : the race to break the German U-boat codes, 1939-1943

David Kahn
Focuses on the personalities involved in British efforts to break the German U-boat codes

eBook, English, 1991
Houghton Mifflin Co., Boston, 1991