Genealogical notes on the grandparents of J. D. R. Thomas,
- NLW ex 2421.
- Ffeil
- 2006, 2013.
Genealogical notes compiled by Professor J. D. R. Thomas relating to his family, including his forefather Morgan Williams (1752-1831), Blaenllynant, Gwynfe, Carmarthenshire, grandfather of Sir John Williams, founder president of the National Library of Wales. Also included is a photocopy of a short history of Capel y Maen Church by Joseph Llywelyn Evans.
Thomas, J. D. R. (John David Ronald)