Manuscripts and papers (1970 group),
- 1-45.
- Is-fonds
- [1890x1934].
Manuscripts and papers (1970 group),
Additional papers (1986 group),
A further group of papers was donated in Oct. 1986 by Mr T. Haydn Thomas, MBE, MA, Pontarddulais (A1986/138).
Additional papers (2001 group),
Donated by Mr T. Haydn Thomas, Pontarddulais, nephew of DVT, August 2001 (A2001/44).