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In 1941, in response to a warning by four of Britain's codebreakers that their efforts to break the Enigma code were being hampered by lack of funds, Winston Churchill ordered that they be given everything they need. This book traces the legacy of Bletchley Park, the codebreaking base.
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Editions
2 editions- Other · English · 2003Random House · 339 pages · 9780593049822
- Other · English · 2001Bantam Press · 543 pages · 9780593049105
World War, 1939-1945CryptographyElectronic intelligenceSecret serviceGreat BritainHistoryIntelligence serviceGuerre mondiale, 1939-1945




