EnigmaBook - 2009
March 1943. The war hangs in the balance, and at Bletchley Park a brilliant young codebreaker is facing a double nightmare. The Germans have unaccountably changed their U-boat Enigma code, threatening a massive Allied defeat. And as suspicion grows that there may be a spy inside Bletchley, Jericho's girlfriend, the beautiful and mysterious Claire Romilly suddenly disappears.
Publisher: London : Arrow, 2009, 1995
Description: 453 p. ; 20 cm
Branch Call Number: Harr