ES711

The BrunevalRaid George Millar

£8.50/$18.00

ES667

The Searchers Kenneth Macksey

£22.95/$35.00

ES687

Enigma Variations
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£9.00/$18.00

ES609

The Man who Broke Napleon's Codes: The Story of George Scovell
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£10.50/$20.00

ES629

Capuring Enigma: How HMS Petard Seized the German Naval Codes Stephen Harper
£7.99/$16.00

ES542

The Ultra Secret
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£8.99/$20.00

ES592

War of the Black Heavens
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£26.00/$38.00

ES593

Stealing Secrets Telling Lies
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£21.99/$35.00

ES773

BRITAIN'S BEST KEPT SECRET

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£8.99/$20.00