Columbia subject headings:
Harvard subject headings:
Bell, G. K. A. (George Kennedy Allen), 1883-1958--Correspondence.
Germany--Foreign relations--Great Britain.
Great Britain--Foreign relations--Germany.
Hess, Rudolf, 1894-1987--Correspondence.
War--Moral and ethical aspects
World War, 1939-1945--Moral and ethical aspects.
Princeton subject headings:
Bell, G. K. A. (George Kennedy Allen), 1883-1958--Correspondence.
Germany--Foreign relations--Great Britain.
Great Britain--Foreign relations--Germany.
Hess, Rudolf, 1894-1987--Correspondence.
War--Moral and ethic aspects.
World War, 1939-1945--Moral and ethical aspects.