Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Bishops -- Wales -- Bangor., 1 canlyniadau
- Anglesey (Wales) -- Antiquities, 1 canlyniadau
- Caernarfon (Wales), 1 canlyniadau
- Great Britain -- History., 1 canlyniadau
- Cromlechs -- Wales -- Anglesey., 1 canlyniadau
- Welsh language -- Study and teaching -- Wales -- Bangor., 1 canlyniadau
- Church buildings -- Wales -- Anglesey., 1 canlyniadau
- Castles -- Wales -- Anglesey., 1 canlyniadau
- Pontificals -- Wales -- Bangor., 1 canlyniadau
- Beaumaris (Wales) -- Antiquities., 1 canlyniadau