Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Morris, Lewis, 1701-1765, 6 canlyniadau
- Iolo Morganwg, 1747-1826, 2 canlyniadau
- Strata Marcella Abbey (Wales), 1 canlyniadau
- Evans, Evan, 1731-1788., 1 canlyniadau
- Lhuyd, Edward, 1660-1709, 1 canlyniadau
- Williams, O. (Owen), 1790-1874, 1 canlyniadau
- Evans, Evan, 1731-1788, 1 canlyniadau
- Davies, Margaret, ca. 1700-1785?, 1 canlyniadau
- Edwards, Thomas, 1739-1810, 1 canlyniadau
- Morris, Lewis, 1701-1765 -- Correspondence, 1 canlyniadau
- Pob un
- Welsh language, 1 canlyniadau
- Llanerfyl (Wales), 1 canlyniadau
- Llangadfan (Wales), 1 canlyniadau
- Wales -- History, 1 canlyniadau
- Wales -- Antiquities, 1 canlyniadau
- Wales -- Geography, 1 canlyniadau
- Archaeology, 1 canlyniadau
- Welsh literature, 1 canlyniadau
- Manuscripts -- Wales., 1 canlyniadau
- Garthbeibio (Wales), 1 canlyniadau