American Espionage Was Born in the Dark Taverns of Philadelphia

Published: April 27, 2021, 6:10 a.m.

Philadelphia is often referred to as the birthplace of a nation, but it would also be fair to say that it was the birthplace of American espionage.\n \nToday\u2019s guests, Keith Melton and Robert Wallace, author of Spy Sites of Philadelphia, discuss the...