Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Crosswood (Mont.) Manuscripts, 11 canlyniadau
- Henry Owen Manuscripts, 2 canlyniadau
- Fforest Legionis Manuscripts, 2 canlyniadau
- Ellis Owen Manuscripts, 2 canlyniadau
- Tredegar Estate Records,, 1 canlyniadau
- Frances Stevenson Family Papers, 1 canlyniadau
- Nefydd Manuscripts, 1 canlyniadau
- Celynog manuscripts, 1 canlyniadau
- Gwrtheyrn Manuscripts, 1 canlyniadau
- E. Ceredig Jones Manuscripts, 1 canlyniadau
- Pob un
- Morys, Huw, 2 canlyniadau
- Jones, John, 1792-1852, 2 canlyniadau
- Board of Agriculture (Great Britain), 2 canlyniadau
- Howell, John, 1774-1830, 2 canlyniadau
- Roberts, Ellis, -1789, 1 canlyniadau
- Lhuyd, Edward, 1660-1709, 1 canlyniadau
- Owen, Mathew, 1631-1679, 1 canlyniadau
- Davies, Walter, 1761-1849, 1 canlyniadau
- Simon, Ben, ca. 1703-1793, 1 canlyniadau
- Bennett, Nicholas, 1823-1899, 1 canlyniadau
- Pob un
- Wales, North -- Surveys, 2 canlyniadau
- Wales -- Genealogy, 1 canlyniadau
- Welsh language, 1 canlyniadau
- Genealogy, 1 canlyniadau
- Wales -- History, 1 canlyniadau
- Welsh language -- Grammar., 1 canlyniadau
- Wales -- Antiquities, 1 canlyniadau
- Wales -- Geography, 1 canlyniadau
- Law -- Wales, 1 canlyniadau
- Precious metals -- Catalogs., 1 canlyniadau