Columbia subject headings:
Harvard subject headings:
Great Britain--History--20th century.
Home of the Hirsel, Alec Douglas-Home, Baron, 1903-
Prime ministers--Great Britain--Correspondence.
World politics--20th century
Princeton subject headings:
Great Britain--Politics and government--20th century.
Home of the Hirsel, Alec Douglas-Home, Baron, 1903-1995.
World politics--20th century.