Columbia subject headings:
Hess, Rudolf, 1894-1987.
World War, 1939-1945.
Harvard subject headings:
Hess, Rudolf, 1894-1987.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Peace.
World War, 1939-1945--Secret service--Great Britain.
Princeton subject headings:
Hess, Rudolf, 1894-1987.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Peace.
World War, 1939-1945--Secret service--Great Britain.