Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Latin language -- Glossaries, vocabularies, etc. -- Welsh -- Early works to 1800, 2 canlyniadau
- Theology -- Early works to 1800., 1 canlyniadau
- Welsh language -- Glossaries, vocabularies, etc. -- Early works to 1800, 1 canlyniadau
- Botany -- Early works to 1800., 1 canlyniadau
- Astrology -- Early works to 1800., 1 canlyniadau
- Wales -- Boundaries -- Early works to 1800, 1 canlyniadau
- Manuscripts, Medieval -- Wales, 1 canlyniadau
- Welsh language -- Etymology -- Early works to 1800, 1 canlyniadau
- Wales -- Social life and customs -- Early works to 1800., 1 canlyniadau
- Manuscripts, Welsh -- Wales, 1 canlyniadau
