Author: MCKAY Sinclair
Title: The Secret Listeners. How the Y Service intercepted German Codes for Bletchley Park. FINE COPY IN UNCLIPPED DUSTWRAPPER
Description: Aurum,, [2012]. 8vo., First Edition, with plates and a double-page map in the text; red cloth, backstrip lettered in silver, a fine copy in unclipped dustwrapper. ALREADY VERY SCARCE, ESPECIALLY IN IN THIS CONDITION.

Keywords: military, ww2, y service, radio, radio intercepts, ultra, enigma, sigint, signals intelligence, cryptography, bletchley park, s. mckay, military, wwii, ultra, enigma, the, secret, listeners


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