The Ultra Secret

by WINTERBOTHAM, F.W.

$20 · Offered by Between the Covers

(New York): Dell, (1976). Softcover. Fifth printing. 286pp. Pages slightly age-toned, spine and edges of covers tanned, very good. A first-person account of the British project Ultra, which deciphered coded German intelligence transmissions during World War II. Winterbotham was in charge of distributing these decoded messages to key Allied leaders ..... More

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