References to 'Merthyr Tydfil' at the National Library of Wales, Aberystwyth
- Papers of Ted Rowlands (1940- ), MP for Merthyr Tydfil, from 1972.
- Deeds (donated by W.D. Phillips) relating to the parish of Walford, co. Hereford, and Penheolferthyr, Merthyr Tudful, co. Glamorgan, 1788-1859. Schedule (1931), 3pp. AR 1930-31, p.38.
Merthyr Tydfil references at the National Library of Wales [Last Updated : 19 Sept 2002 - Gareth Hicks]