Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Roberts, Ellis, -1789, 1 canlyniadau
- Morris, Lewis, 1701-1765, 1 canlyniadau
- Owen, Mathew, 1631-1679, 1 canlyniadau
- Cadwaladr, Sion, fl. 1760, 1 canlyniadau
- Morys, Huw, 1 canlyniadau
- Hughes, Jonathan, 1721-1805, 1 canlyniadau
- Prys, Edmund, 1544-1623, 1 canlyniadau
- Dafydd Nanmor, active 1450-1490, 1 canlyniadau
- Maredudd ap Rhys, fl. 1440-1483, 1 canlyniadau
- Manuel, Dafydd, 1624?-1726, 1 canlyniadau
- Pob un
- Traditional medicine -- Formulae, receipts, prescriptions, 1 canlyniadau
- Medicine -- Formulae, receipts, prescriptions, 1 canlyniadau
- Veterinary medicine -- Formulae, receipts, prescriptions, 1 canlyniadau
- Traditional veterinary medicine -- Formulae, receipts, prescriptions, 1 canlyniadau
- Welsh literature -- Societies, etc. -- Wales -- Caernarvonshire, 1 canlyniadau
- Music -- Societies, etc. -- Wales -- Caernarvonshire, 1 canlyniadau