Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Richards, Mary, 1787-1877, 26 canlyniadau
- Myrddin Fardd, 1836-1921, 17 canlyniadau
- Davies, Walter, 1761-1849, 16 canlyniadau
- Richards, David, 1783-1826, 14 canlyniadau
- Richards family, Darowen, 12 canlyniadau
- Richards, Thomas, 1785-1855, 11 canlyniadau
- Richards family, Darowen -- Correspondence, 10 canlyniadau
- Williams, O. (Owen), 1790-1874, 9 canlyniadau
- Williams, P. B. (Peter Bailey), 1763-1836, 8 canlyniadau
- Morris, Lewis, 1701-1765, 8 canlyniadau
- Pob un
- Medicine -- Formulae, receipts, prescriptions -- Early works to 1800, 5 canlyniadau
- Medicine -- Formulae, receipts, prescriptions, 5 canlyniadau
- Arithmetic -- Problems, exercises, etc., 5 canlyniadau
- Wales, North -- Genealogy, 4 canlyniadau
- Astrology -- Early works to 1800, 2 canlyniadau
- Welsh language -- Middle Welsh, 1100-1400 -- Glossaries, vocabularies, etc., 2 canlyniadau
- Medicine -- Formulae, receipts, prescriptions -- Early works to 1800., 2 canlyniadau
- Welsh language -- Grammar -- Early works to 1800, 2 canlyniadau
- Alphabets, 2 canlyniadau
- Agriculture -- Accounting, 2 canlyniadau
- Pob un
- Welsh poetry -- Early modern, 1550-1700, 160 canlyniadau
- Welsh poetry -- 18th century, 99 canlyniadau
- Welsh poetry -- 1400-1550, 98 canlyniadau
- Welsh poetry -- 1100-1400, 81 canlyniadau
- Welsh poetry -- 19th century, 42 canlyniadau
- Carols, Welsh, 27 canlyniadau
- Welsh poetry -- To 1100, 18 canlyniadau
- Carols, Welsh -- Early modern, 1550-1700, 12 canlyniadau
- Triads (Literature), 8 canlyniadau
- Carols, Welsh -- 18th century, 7 canlyniadau