The Ultra Secret
Price not available for France
You can still browse on Amazon. Try another country above.
Book Details
Author(s)
F W Winterbotham
Publisher
Bantam Doubleday Dell
ISBN / ASIN
044009061X
ISBN-13
9780440090618
Marketplace
France 🇫🇷
Description
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.
