Operation Ultra was designed to intercept and decode German signals sent using Enigma, the top-secret German cypher machine. F.W. Winterbotham, was the man responsible for the organization, distribution and security of Ultra. This is his personal account of the operation.
"synopsis" may belong to another edition of this title.
Group Captain Frederick Winterbotham was born in 1897. He was educated at Oxford University and served in the Royal Flying Corps in the First World War. Between 1930 and 1945 he was chief of the Air Department of the Secret Intelligence Service. Throughout the war he was based at Bletchley Park, and he was awarded the CBE in 1943. He died in 1990.
"About this title" may belong to another edition of this title.
Book Description Harper & Row 1974-01-01, 1974. Hardcover. Book Condition: New. 1st. 0060146788 We guarantee all of our items - customer service and satisfaction are our top priorities. Please allow 4 - 14 business days for Standard shipping, within the US. Bookseller Inventory # TM-0060146788
Book Description Harper & Row, 1974. Hardcover. Book Condition: New. Bookseller Inventory # P110060146788