Title: The dark invader
First published: 1934
Subjects: Espionage, German, German Espionage, History, Intelligence service, Secret service, World War, 1914-1918, World war, 1914-1918, secret service, World war, 1914-1918, germany, World war, 1914-1918, united states, World war, 1914-1918, personal narratives, World war, 1939-1945, secret service, germany
Places: Germany, United States
People: Franz von Rintelen (1878-1949)
Time periods: 20th century