Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Davies, Walter, 1761-1849, 3 canlyniadau
- Thomas, David, 1759-1822, 3 canlyniadau
- Jones, Owen, 1741-1814, 3 canlyniadau
- Llwyd, Richard, 1752-1835, 3 canlyniadau
- Roberts, Griffith, 1735-1808, 3 canlyniadau
- Jones, Thomas, 1768-1828, 3 canlyniadau
- Jones, John Richard, 1765-1822, 3 canlyniadau
- Charles, Thomas, 1755-1814, 3 canlyniadau
- Coxe, William, 1747-1828, 3 canlyniadau
- Johnes, Thomas, 1748-1816, 2 canlyniadau
- Pob un
- Welsh Indians., 3 canlyniadau
- Landlord and tenant -- Wales -- Cardiganshire, 2 canlyniadau
- Mounds, 2 canlyniadau
- Avebury (England) -- Antiquities., 2 canlyniadau
- Stonehenge (England), 2 canlyniadau
- Sorbian languages., 2 canlyniadau
- Glamorgan (Wales) -- Surveys, 1 canlyniadau
- Poetics., 1 canlyniadau
- Welsh language -- Glossaries, vocabularies, etc., 1 canlyniadau
- Welsh language -- Etymology., 1 canlyniadau
