Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Williams-Wynn, Watkin, 1749-1789, 1 canlyniadau
- Williams, P. B. (Peter Bailey), 1763-1836, 1 canlyniadau
- Evans, Evan, 1731-1788, 1 canlyniadau
- Vaughan, Robert, 1592-1667, 1 canlyniadau
- Williams, St. George Armstrong, 1804?-1886, 1 canlyniadau
- Williams, Eliezer, 1754-1820, 1 canlyniadau
- Williams, Eliezer, 1754-1820 -- Correspondence, 1 canlyniadau
- Bethell, Christopher, 1773-1859, 1 canlyniadau
- Galloway, John Stewart, Earl of, 1736-1806 -- Correspondence, 1 canlyniadau
- Galloway, John Stewart, Earl of, 1736-1806 -- Family, 1 canlyniadau
- Pob un
- Welsh periodicals -- 19th century, 1 canlyniadau
- Fasts and feasts -- Wales, 1 canlyniadau
- Welsh language -- Orthography and spelling, 1 canlyniadau
- Land tenure -- Wales -- Aberporth, 1 canlyniadau
- Commons -- Wales -- Aberporth, 1 canlyniadau
- Smallpox -- Wales -- Lampeter, 1 canlyniadau
- Smallpox -- Vaccination -- Wales -- Lampeter, 1 canlyniadau
- Inscriptions -- Wales -- Cynwyl Gaeo, 1 canlyniadau
- Inscriptions -- Wales -- Llanwnnen, 1 canlyniadau
- Inscriptions -- Wales -- Llanddewibrefi, 1 canlyniadau
