Papers of Ron Evans comprising party records of the Ebbw Vale Constituency Labour Party, subsequently the Blaenau Gwent Constituency Labour Party, 1951-1987, including a minute book, 1980-1983, correspondence and papers of and concerning Aneurin Bevan, 1951-1972, general correspondence, 1956-1982, and constituency subject files, 1954-1987, some of which contain papers concerning Ebbw Vale and Blaenau Gwent Constituency Labour Parties and Michael Foot; papers relating to local government, 1965-1987, and general elections, 1959-1987; correspondence and papers concerning the South East Wales European Constituency Labour Party, 1978-1987; subject files concerning matters such as Local Government Reform and Devolution, 1961-1979, Gwent Health Authority, 1973-1985, Heads of the Valleys Standing Conference, 1965-1980 and the British Steel Corporation, 1966-1977; together with miscellaneous papers and printed materials, 1944-1987.

Papers of Edgar Leyshon Chappell, 1772-1951, including housing and public health records, 1901-1930; records relating to the South Wales Regional Survey Committee, 1920-1921; Industrial Unrest Commission records, 1904-1917; Agricultural Wages Board enquiry and research records, [c. 1918]-1940; records relating to local government and post-war reconstruction, 1891-1945; records of Melingriffith Tinplate Works, 1772-1948; papers relating to Daniel Lleufer Thomas, 1919-1941; scrapbooks, 1910-1944; and newspaper cuttings, 1896-1923.