Spying for the Führer: Hitler's Espionage Machine, Christer Jörgensen.
Looks at the full range of German intelligence agencies of the Second
World War, their successes and failures and the vicious infighting that
helped reduce their efficiency around the world. Includes the familiar
stories of Allied double agents and successes, but also the less well
known German successes, especially early in the war and around the
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