The Secret life of Bletchley Park
Mckay, Sinclair
The Secret life of Bletchley Park The History of the wartime codebreaking centre and the men and women who were there - London Arum 2010 - 336p. 23cm
9781845135393
Great Britain. Government Communications Headquarters - History; World War 1939-1945 - Cryptography; World War 1939-1945 - Electronic intelligence - Great Britain; Bletchley Park (Milton Keynes, England) - History
The Secret life of Bletchley Park The History of the wartime codebreaking centre and the men and women who were there - London Arum 2010 - 336p. 23cm
9781845135393
Great Britain. Government Communications Headquarters - History; World War 1939-1945 - Cryptography; World War 1939-1945 - Electronic intelligence - Great Britain; Bletchley Park (Milton Keynes, England) - History