And why there isn't one. . .
5
Why Didn't the Germans Know Their Cipher Was Broken?
6
The Myth of John Honeyman, Secret Agent of the Revolution
An Indian Treatise on Spying That Makes Machiavelli's Prince Look Like a Kid's Book
1
Cartography, Intelligence, and the Red Atlas
1
Imperial Germany’s Mysterious Fraülein Doktor
King Philip II's Jewish Agent
The FBI Investigates the Loss of the Hindenburg
An Ancient Assyrian Intrigue Exposed
A Bulgar Bond, A Kingly Code, and Pushy Plugs
1
A German Spymaster, A Medieval Spy, and a Master of Spy Literature
East Germany's Live Poets Society