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Sökt på: Böcker av Joss Pearson
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totalt 2 träffar
Cribs For Victory - The untold story of Bletchley Park's secret room
E-bok,
2015,
Engelska,
ISBN 9780955954177
Posthumous account of the secret code-breaking process in Bletchley Park's Fusion Room in World Wqar
Bletchley Park's Secret Room
E-bok,
2015,
Engelska,
ISBN 9781445651132
In 1940 a small band of academics was hired by a secret department of the Foreign Office. For the rest of the Second World War, they controlled the interception of enemy radio …