Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Rowland, John, ca. 1824-1891, 1 canlyniadau
- Myrddin Fardd, 1836-1921, 1 canlyniadau
- Evans, David, Llanrwst, fl. 1838, 1 canlyniadau
- Jones, John, 1796-1857, 1 canlyniadau
- Llew Llwyfo, 1831-1901, 1 canlyniadau
- Evans, Beriah Gwynfe, 1848-1927, 1 canlyniadau
- Cymdeithas Gymreigyddol Powys, 1 canlyniadau
- Cochfarf, 1853-1912, 1 canlyniadau
- Williams, Gryffith, 1589?-1672, 1 canlyniadau
- Morien, 1836?-1921, 1 canlyniadau
- Pob un
- Wales -- Social life and customs, 2 canlyniadau
- Meteorology, 1 canlyniadau
- Weather forecasting, 1 canlyniadau
- Traditional medicine -- Wales -- Myddfai -- Formulae, receipts, prescriptions, 1 canlyniadau
- Herbs -- Therapeutic use -- Wales -- Early works to 1800, 1 canlyniadau
- Arithmetic, 1 canlyniadau
- Longevity -- Wales -- Tregaron, 1 canlyniadau
- Welsh periodicals -- 19th century, 1 canlyniadau
- Welsh newspapers -- 19th century, 1 canlyniadau
- Welsh newspapers -- United States -- 19th century, 1 canlyniadau