Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Lhuyd, Edward, 1660-1709, 1 canlyniadau
- Iolo Morganwg, 1747-1826, 1 canlyniadau
- Davies, Walter, 1761-1849 -- Correspondence, 1 canlyniadau
- Jones, Edward, 1752-1824, 1 canlyniadau
- Vaughan, John, of Penmaen Dyfi, Merioneth, 1 canlyniadau
- Foulkes, Humphrey, 1673-1747, 1 canlyniadau
- Davies, Jane, 1 canlyniadau
- Jones, William, of the Ashmolean Museum, Oxford, 1 canlyniadau