- 1057-1082.
- Sub-fonds
- 1889-1927.
Part of John Bryn Roberts Collection,
Part of John Bryn Roberts Collection,
Part of John Bryn Roberts Collection,
Part of John Bryn Roberts Collection,
University of Wales material, mostly relating to the North Wales College, Bangor,
Part of John Bryn Roberts Collection,
Part of John Bryn Roberts Collection,
Part of John Bryn Roberts Collection,