Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Strata Marcella Abbey (Wales), 1 canlyniadau
- Lhuyd, Edward, 1660-1709, 1 canlyniadau
- Morris, Lewis, 1701-1765, 1 canlyniadau
- Vaughan, Robert, 1592-1667, 1 canlyniadau
- Owen, Goronwy, 1723-1769?, 1 canlyniadau
- Iolo Morganwg, 1747-1826, 1 canlyniadau
- Davies, Walter, 1761-1849 -- Correspondence, 1 canlyniadau
- Jones, William, 1726-1795, 1 canlyniadau
- Strata Marcella Abbey (Wales) -- Charters., 1 canlyniadau
- Jones, William, 1726-1795 -- Correspondence, 1 canlyniadau
- Pob un
- Wales -- Genealogy, 1 canlyniadau
- Welsh language, 1 canlyniadau
- Llanerfyl (Wales), 1 canlyniadau
- Llangadfan (Wales), 1 canlyniadau
- Great Britain -- History, 1 canlyniadau
- Wales -- History, 1 canlyniadau
- Wales -- Antiquities, 1 canlyniadau
- Wales -- Geography, 1 canlyniadau
- Archaeology, 1 canlyniadau
- Welsh literature, 1 canlyniadau
- Pob un
- Inscriptions, 5 canlyniadau
- Devices (Heraldry), 1 canlyniadau
- Manuscripts, Welsh -- Catalogs., 1 canlyniadau
- Elegiac poetry, Welsh -- Wales -- 18th century, 1 canlyniadau
- Baptismal certificates, 1 canlyniadau
- Marriage records, 1 canlyniadau
- Burial records, 1 canlyniadau
- Baptismal records, 1 canlyniadau
