Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Jones, Hugh, 1789-1858, 2 canlyniadau
- Davies, Walter, 1761-1849., 1 canlyniadau
- Jenkins, John, 1770-1829., 1 canlyniadau
- Owen, Aneurin, 1792-1851, 1 canlyniadau
- Ellis, David, 1736-1795, 1 canlyniadau
- Davies, Robert, 1769-1835, 1 canlyniadau
- Iolo Morganwg, 1747-1826, 1 canlyniadau
- Blackwell, John, 1797-1840, 1 canlyniadau
- Jones, W. E. (William Ellis), 1795-1848, 1 canlyniadau
- Edwards, William, 1786-1857, 1 canlyniadau
- Pob un
- Welsh language -- Grammar -- Early works to 1800, 1 canlyniadau
- Medicine -- Formulae, receipts, prescriptions -- Early works to 1800, 1 canlyniadau
- Wales -- Kings and rulers -- Chronology -- Early works to 1800, 1 canlyniadau
- Wales -- Officials and employees -- Early works to 1800, 1 canlyniadau
- Wales -- Militia -- Early works to 1800, 1 canlyniadau
- England -- Officials and employees -- Early works to 1800, 1 canlyniadau
- Wales -- Geography -- Early works to 1800, 1 canlyniadau
- England -- Geography -- Early works to 1800, 1 canlyniadau