Title: Eavesdropping on Hell
Subjects: Cryptography, World War, 1939-1945, Electronic intelligence, Eavesdropping, Confidential communications, Holocaust, Jewish (1939-1945), Military intelligence, World war, 1939-1945, cryptography, Holocaust, jewish (1939-1945), World war, 1939-1945, Great britain, military policy
Places: United States, Great Britain, Germany