- NLW MS 10222C.
- Ffeil
- 1835-1856.
Rhan oCynddelw manuscripts
Letters, 1835-1856, of John Williams (1806-1856), Baptist minister, author of Yr Oraclau Bywiol, 1842.
Rhan oCynddelw manuscripts
Letters, 1835-1856, of John Williams (1806-1856), Baptist minister, author of Yr Oraclau Bywiol, 1842.