The secret listeners: how the Y service intercepted German codes for Bletchley Park / Sinclair McKay
€15 · Offered by MW Books
2012, 1st Edition. London: Aurum. Fine cloth copy in an equally fine dust wrapper. Particularly well-preserved overall; tight, bright, clean and especially sharp-cornered. Physical description: 354 pages: illustrations; 25 cm. Contents: 1. Tuning in to the enemy -- 2. Reporting for special duties -- 3. The human computors -- 4.....
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