Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Dafydd ap Gwilym, active 14th century, 1 canlyniadau
- Tudur, Siôn, 1 canlyniadau
- Owen, Mathew, 1631-1679, 1 canlyniadau
- Phylip, William, 1579-1669, 1 canlyniadau
- Prys, Thomas, 1564?-1634, 1 canlyniadau
- Morys, Huw, 1 canlyniadau
- Roderick, John, 1673?-1735, 1 canlyniadau
- Morus ap Dafydd ab Ifan ab Einion, active 1523-1590, 1 canlyniadau
- Ieuan Brydydd Hir, active 1440-1470, 1 canlyniadau
- Morris, Edward, 1607?-1689, 1 canlyniadau
- Pob un
- Medicine -- Wales -- Formulae, receipts, prescriptions, 1 canlyniadau
- Traditional medicine -- Wales -- Formulae, receipts, prescriptions, 1 canlyniadau
- Traditional veterinary medicine -- Wales -- Formulae, receipts, prescriptions, 1 canlyniadau
- Veterinary medicine -- Wales -- Formulae, receipts, prescriptions, 1 canlyniadau