Records of the Association of Welsh Local Authorities, 1928-1976, including minutes of annual meetings, 1952-1973; minutes of council meetings, 1952-1973; cash books, 1958-1973; administration papers, 1953-1976, papers relating to the withdrawal of railway services in Wales, 1962-1970; and subject files, 1952-1974, relating the interests and activities of the Association, such as water resources, transport, education, and the Welsh economy.

Archive of the Cambrian Coast Line Action Group comprising papers created and collected during the campaign to prevent the closure of the Cambrian Coast railway line between machynlleth and Pwllheli and to improve services an the line along with the archive of the Welsh Railways Action Group, formed in 1971 to co-ordinate between various railway campaigns in wales and to campaign for improvements to the Welsh railway network as a whole and papers and publications relating to local rail campaign groups in west Wales, along the Heart of Wales line and in the Wrexham area.

Papers relating to the campaign to prevent the closure of the Cambrian Coast line and for improvements to the the infrastructure of the line and train services. The files include correspondence with supporters, British Rail, Members of Parliament, local authorities and government departments, minutes of meetings, publicity material, press coverage, reports, statistical and financial information, papers relating to television and press coverage.