Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Roberts, Ellis, -1789, 1 canlyniadau
- Morris, Lewis, 1701-1765, 1 canlyniadau
- Owen, Mathew, 1631-1679, 1 canlyniadau
- Elias, William, 1708-1787, 1 canlyniadau
- Cadwaladr, Sion, fl. 1760, 1 canlyniadau
- Wyn, Sion, 1786-1859, 1 canlyniadau
- Morys, Huw, 1 canlyniadau
- Myrddin Fardd, 1836-1921, 1 canlyniadau
- Williams, Robert, 1766-1850, 1 canlyniadau
- Roberts, John, 1749-1817, 1 canlyniadau
- Pob un
- Veterinary medicine -- Formulae, receipts, prescriptions, 2 canlyniadau
- Traditional veterinary medicine -- Formulae, receipts, prescriptions, 2 canlyniadau
- Traditional medicine -- Formulae, receipts, prescriptions, 1 canlyniadau
- Medicine -- Formulae, receipts, prescriptions, 1 canlyniadau
- Ink, 1 canlyniadau
- Pob un
- Welsh poetry -- Early modern, 1550-1700, 2 canlyniadau
- Welsh poetry -- 1400-1550, 2 canlyniadau
- Welsh poetry -- 18th century, 2 canlyniadau
- Carols, Welsh, 2 canlyniadau
- Welsh poetry -- 19th century, 1 canlyniadau
- Hymns, Welsh, 1 canlyniadau
- English poetry, 1 canlyniadau
- Valentines -- 18th century, 1 canlyniadau