Title: A Whisper of Espionage
Subjects: World War, 1914-1918, Psychologists, Spies, Secret service, Biography, World War (1914-1918) fast (OCoLC)fst01180746, Weltkrieg, Biographies, Spionage, Histoire, Service secret, Guerre mondiale, 1914-1918, Kohler, Wolfgang, 1887-1967, Psychologues, Espions
Places: Canary Islands, Germany, Tenerife
People: Wolfgang Köhler (1887-1967)