"2. verdenskrig." . . "Great Britain." . . "Military intelligence." . . "Kryptografi." . . . . . . . . . "Unravelling enigma : winning the code war at Station X" . "Electronic books"@en . . "Unravelling Enigma Winning the code war at Station X"@en . . . . . . . . . . . . . . . . . . "Unravelling Enigma : winning the code war at Station X" . . . "Unravelling Enigma : winning the Code War at Station X"@en . . "Unravelling Enigma winning the code war at Station X"@en . . . . . . . . . . "Seldom out of the news for long, code-breaking has had a bad time in the media so far, readers and viewers often finding it as perplexing as it is intriguing. As one of the greatest achievements of the century, code- breaking is a fascinating story, but all too often misunderstood and felt to be obscure. The author covers the story from the early code-breaking efforts through the rickety structure of the pre-war Government Code and Cypher School to Bletchley Park where a large powerful organisation arose, unscrambling thousands of secret enemy messages every day. Detailing how these amazing di."@en . "Enigma cipher system." . . "World War (1939-1945)" . . . "Cryptography." . . "Dechiffrierung." . . "Geschichte." . . "Kodebrydning." . . "Efterretningstjeneste." . . "World War, 1939-1945 Cryptography." . . "Enigma (Chiffriermaschine)" . . "1939 - 1945" . . "World War, 1939-1945 Military intelligence Great Britain." . . "HISTORY Europe Western." . .