Columbia subject headings:
United States. Office of Strategic Services. Research and Analysis Branch.
World War, 1939-1945--Military intelligence--United States.
World War, 1939-1945--Secret service--United States.
Harvard subject headings:
United States. Office of Strategic Services. Research and Analysis Branch.
World War, 1939-1945--Military intelligence--United States.
World War, 1939-1945--Secret service--United States.
Princeton subject headings:
United States. Office of Strategic Services. Research and Analysis Branch
World War, 1939-1945--Military intelligence--United States.
World War, 1939-1945--Secret service--United States.