Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Wiliam Llŷn, 1534 or 5-1580, 2 canlyniadau
- Davies, Walter, 1761-1849, 1 canlyniadau
- Jones, Owen, 1741-1814, 1 canlyniadau
- Llwyd, Richard, 1752-1835, 1 canlyniadau
- Davies, Robert, 1769-1835, 1 canlyniadau
- Jones, Thomas, 1768-1828, 1 canlyniadau
- Gwyneddigion Society, 1 canlyniadau
- Prichard, John William, 1749-1829, 1 canlyniadau
- Honourable Society of Cymmrodorion (London, England), 1 canlyniadau
- Hengwrt Estate (Llanelltyd, Wales) -- Library, 1 canlyniadau
- Pob un
- Wales -- Genealogy, 1 canlyniadau
- Mythology, Welsh, 1 canlyniadau
- Dolgellau (Wales), 1 canlyniadau
- Bards and bardism., 1 canlyniadau
- Manuscripts, Welsh, 1 canlyniadau
- Welsh language -- Orthography and spelling., 1 canlyniadau
- Welsh literature -- Societies, etc. -- Wales -- Ruthin, 1 canlyniadau
- Cadair Idris (Wales) -- Antiquities, 1 canlyniadau
- Segrwyd Hall (Denbigh, Wales), 1 canlyniadau
- Tyddyn Tudur (Llanfihangel Glyn Myfyr, Wales : Dwelling), 1 canlyniadau
