Title: The archaeologist was a spy
Subtitle: Sylvanus G. Morley and the Office of Naval Intelligence
Subjects: World War, 1914-1918, American Espionage, United States, United States. Office of Naval Intelligence, German Espionage, Archaeologists, Military intelligence, World war, 1914-1918, secret service, Spies
Places: Central America, United States
People: Sylvanus Griswold Morley (1883-1948)