Records (donated by S.L. Beaumont) of the Trimsaran Coal, Iron and Steel Co. Ltd, the Ynisarwed Resolven Colliery Co. Ltd., and the Yniscedwyn Iron, Steel and Coal Co. Ltd, 1837-76. Schedule (1948), 25pp.
Papers of David Daniel Herbert of Resolven (1905-59), local historian, including material on the history and literary history of the Resolven area, some of it archival material collected by him. AR 1964-65, p.30; 1965-66, pp.32-3. Also Maps.
Manuscripts and records collected by John Jenkins of Resolven (d.1953), mineral surveyor and antiquary. Include records of the manor of Neath Ultra and Cilybebyll, 1632-1831; deeds, largely relating to mineral rights, cos Glamorgan and Brecon, 1546-1886; and literary manuscripts, including some owned by Philip Williams of Plas Dyffryn Clydach (d. 1717). Schedules (1955, manuscripts and documents), 67pp.; (1955, printed books, maps etc), 22pp. Also Maps. AR 1954-55, pp.28-30.
Family and estate records of Edwards-Vaughan of Rheola, Resolven, co. Glamorgan, 1483-1929, mainly late 18th-20th cent., including industrial records. AR 1964-65, pp.24-5