Columbia subject headings:
Great Britain--Politics and government--20th century.
Longford, Frank Pakenham, Earl of, 1905-2001.
Number 10 Downing Street (London, England)
Prime ministers--Great Britain--Biography.
Harvard subject headings:
Great Britain--Politics and government--20th century.
Longford, Frank Pakenham, Earl of, 1905-2001
Number 10 Downing Street (London, England)
Prime ministers--Great Britain--Biography.
Princeton subject headings:
Great Britain--Politics and government--1901-1936.
Great Britain--Politics and government--1936-
Prime ministers--Great Britain--Biography.