Gefangene, Liebhaber und Spione: Die Geschichte der unsichtbaren Tinte von Herodot bis
32,70 €
Prisoners, Lovers, and Spies is a book about concealing and revealing secret communications. It is the first history of invisible writing, uncovered through stories about scoundrels and heroes. Spies were imprisoned or murdered, adultery unmasked, and battles lost because of faulty or intercepted secret communications.
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