Young Adult
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About
Lieutenant Aaron Donovan of the Office of Strategic Services embarks on a dangerous mission to get aboard a damaged German submarine and obtain the newest codebooks for the German Enigma cipher machine--will the mission be successful or end in disaster?
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Editions
1 edition- Other · English · 2012Stone Arch Books · 9781434237644
War storiesSpiesJuvenile fictionUnited StatesWorld War, 1939-1945FictionEnigma cipher systemSpy stories
