Christopher Andrew
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Christopher Andrew
Codebreaking and Signals Intelligence
Despite publicity given to the successes of British and American codebreakers during the Second World War, the study of signals intelligence is still complicated by governmental secrecy over even the most elderly peacetime sigint.
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Christopher Andrew
The Spy Who Came in From the Circus
In this incredible true story, Christopher Andrew, former official historian of MI5 and bestselling author, in collaboration with ex-KGB officers, of histories of Russian intelligence, brings to life one of the most surprising and fascinating careers in British espionage.
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