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School Library Journal
Reviewed on June 1, 1996
YA In 1943, a group of Britain's finest mathematicians and cryptologists gathered secretly in pastoral Bletchley Park with the sole aim of decoding the incomprehensible German cipher, Enigma. Its use had confounded both British and American intelligence, because new, highly classified mechanical improvements within the cipher machine made it superior to any Allied instruments. Enter Tom Jericho, master cryptologist and c...Log In or Sign Up to Read More
