The papers include correspondence on musical topics, 1929-1981; biographical material on various Welsh musicians; facsimiles of letters, 1953-1978, from Cyril Jenkins to Selwyn Jones; papers reflecting Selwyn Jones's journalism activities, 1934-1980; the Welsh National Theatre, Llangollen, 1933-1940; Plaid Cymru, 1933-1960, Urdd Gobaith Cymru, 1959-1978, Undeb Cymru Fydd, 1942-1966, Urdd Siarad Cymraeg, 1966-1968; the Parliament for Wales Campaign, 1954-1955; the Workers' Educational Association, 1927-1968, Undeb Cenedlaethol Athrawon Cymru, 1946-1959; Maes-yr-Haf Educational Settlement, Trealaw, Rhondda, 1930-1948; the Welsh Books Council, 1965-1979; Cymdeithas Lyfrau Aberdare, 1957-1975; the National Eisteddfod, 1928-1980; Llangollen International Eisteddfod, 1946-1979; London Welsh Association, 1938-1959, Honourable Society of Cymmrodorion and Cymdeithas Cymmrodorion Aberdare, 1966-1972; Trerhondda Young People's Guild, 1919-1926; Cynon Valley Historical Society, 1972-1980 and translations of Chinese children's books into Welsh, with English versions; biographical materials of Welsh musicians; translated scripts, 1934-1936; University of Wales Council of Music, 1939-1946; Workers' Music Association, 1944-1973; Welsh Federation of Music and Arts Clubs, 1945-1951; Welsh National Opera, 1951-1960; Cymdeithas Cerddorion Cymraeg, 1976-1979; newspaper cuttings of 1940s-1960s; personal memorabilia, miscellaneous papers and general correspondence, 1889-1983, including those of his father; photocopies of letters at the Welsh Music Information Centre, 1934-1973, other corrrespondence, draft press articles, financial papers, 1935-1960, and miscellaneous papers, c. 1860s-1974.
Jones, Selwyn, 1906-1981.