Revolutionary Espionage Techniques
Andrew and Keith delve into the fascinating world of Revolutionary War espionage, highlighting the crucial role of communication in intelligence operations. They discuss the innovative use of sympathetic stains for secret writing, a method that involved revealing hidden messages through heat or chemical reagents. The conversation also touches on the enduring impact of these techniques, some of which remain unidentified even today.In this clip
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SpyCast
4th July Special: “Birthplace of American Espionage” - Spy Sites of Philadelphia
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