Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Jones, Owen, 1741-1814, 3 canlyniadau
- Honourable Society of Cymmrodorion (London, England), 3 canlyniadau
- Thomas, David, 1759-1822, 2 canlyniadau
- Llwyd, Richard, 1752-1835, 2 canlyniadau
- Jones, Thomas, 1768-1828, 2 canlyniadau
- Prichard, John William, 1749-1829, 2 canlyniadau
- British Museum, 2 canlyniadau
- Wiliems, Thomas, 1545 or 1546-1622?, 1 canlyniadau
- Johnes, Thomas, 1748-1816, 1 canlyniadau
- Samwell, David, 1751-1798, 1 canlyniadau
- Pob un
- Welsh language -- Orthography and spelling., 3 canlyniadau
- Bards and bardism., 2 canlyniadau
- Glamorgan (Wales) -- Surveys, 1 canlyniadau
- Wales -- Genealogy, 1 canlyniadau
- Poetics., 1 canlyniadau
- Welsh Indians., 1 canlyniadau
- Mythology, Welsh, 1 canlyniadau
- Alphabets, 1 canlyniadau
- Druids and druidism, 1 canlyniadau
- Landlord and tenant -- Wales -- Cardiganshire, 1 canlyniadau
