Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Wales -- Boundaries -- Early works to 1800, 3 canlyniadau
- Theology -- Early works to 1800., 2 canlyniadau
- Botany -- Early works to 1800., 1 canlyniadau
- Law, Medieval -- Wales -- Early works to 1800, 1 canlyniadau
- Astrology -- Early works to 1800., 1 canlyniadau
- Great Britain -- History -- Early works to 1800., 1 canlyniadau
- Manuscripts, Medieval -- Wales, 1 canlyniadau
- Druids and druidism -- Early works to 1800., 1 canlyniadau
- Great Britain -- Antiquities, Celtic -- Early works to 1800, 1 canlyniadau
- Latin language -- Glossaries, vocabularies, etc. -- Welsh -- Early works to 1800, 1 canlyniadau