Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Pennant, Thomas, 1726-1798, 4 canlyniadau
- Jones, Owen, 1741-1814, 3 canlyniadau
- Bute, John Crichton-Stuart, Marquess of, 1793-1848, 2 canlyniadau
- Davies, Walter, 1761-1849, 2 canlyniadau
- Thomas, David, 1759-1822, 2 canlyniadau
- Llwyd, Richard, 1752-1835, 2 canlyniadau
- Edwards, Thomas, 1739-1810, 2 canlyniadau
- Iolo Morganwg, 1747-1826, 2 canlyniadau
- Jones, John Richard, 1765-1822, 2 canlyniadau
- Charles, Thomas, 1755-1814, 2 canlyniadau
- Pob un
- Welsh language -- Orthography and spelling., 4 canlyniadau
- Welsh language -- Etymology., 2 canlyniadau
- Glamorgan (Wales) -- Surveys, 1 canlyniadau
- Poetics., 1 canlyniadau
- Glamorgan (Wales), 1 canlyniadau
- Welsh Indians., 1 canlyniadau
- Europe -- Description and travel., 1 canlyniadau
- Great Britain -- Politics and government -- 19th century., 1 canlyniadau
- Politicians -- Great Britain -- Correspondence., 1 canlyniadau
- Scotland -- Description and travel, 1 canlyniadau
