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The man who broke Purple

Clark, Ronald

See all formats and editions

Purple: the code used by the Japanese prior to the bombing of Pearl Harbour...

Did the Americans have advance information of the devastation to come?

Had they cracked Purple?Colonel William Friedman was 'the man who broke purple': this fascinating new biography of the world's greatest cryptographer reveals many new facts of the intriguing 'secret war' carried on by Intelligence departments in many countries.

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Product Details

Publisher/Imprint Bloomsbury

ISBN/Ean1448206197 / 9781448206193

FormateBook (EPUB)

Dewey358.24092

Published15/09/1977

Country of PubUnited Kingdom

Book LanguageEnglish

Pages240 pages

Copy LimitsCopy: 10%; print: 10%

BIC BGH Biography: historical, political & military, FA Modern & contemporary fiction (post c 1945), GPJ Coding theory & cryptology, JWKF Military intelligence