Personal and political papers: Films, 1944-1956; gramophone records, 1935-1977; papers for miscellaneous parties, 1933-1967; press cuttings,1923-1967; photographs; printed items, 1926-1976; publications by Lord Avon and related correspondence, 1927-1982; letters concerning Lord Avon's resignation, 1938, and 1957; correspondence with constituents, 1950-1958; election papers and papers relating to Conservative Party business, 1936-1956; speeches, c1930-1976; political papers and documents, 1925-1956; personalia, personal and political correspondence, 1921-1960; resignation papers, 1957-1982; political documents, 1913-1957; personal and family papers, 1776-1977; correspondence with the general public, 155-1982; general correspondence, 1955-1983; University of Birmingham, 1957-1975; royal letters, 1940-1977; Lady Avon: miscellaneous materials, 1957-1983; invitations, 1957-1976; biography and autobiography miscellaneous papers, 1923-1977; financial papers, 1947-1983; other papers.
The collection also includes private office papers of Avon's periods of office as Foreign Secretary, 1935-1945 relating to Afghanistan, Africa, Austria, Baltic States, Belgium, Bulgaria, Burma, Czechoslovakia, Danzig, Egypt, Eire, Ethiopia, Far East, Finland, France, Germany, Greece, Hungary, India, Iraq, Italy, Latin America, Malta, Middle East, Palestine, Persia, Poland, Portugal, Scandinavia, Soviet Union, Spain, Switzerland, Turkey, United States of America, Vatican, Yugoslavia. Subjects include conferences, defence, Foreign Office, foreign policy, League of Nations, Locarno Treaty, machinery of Government, operations, post-war plans and reconstruction, press, prisoners of war, propaganda, war, war criminals, Duke of Windsor.