- NLW MS 8782B
- Ffeil
- [1900] x [1927]
Extracts taken by W. J. Parry out of the minute books of the Quarterly Meetings of the Northern Division of the Caernarvonshire Welsh Congregational Union, 1862-1907.
Undeb yr Annibynwyr Cymraeg. Cyfundeb Gogledd Arfon.