Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Williams, Peter, 1723-1796, 1 canlyniadau
- James, J. Spinther (James Spinther), 1837-1914, 1 canlyniadau
- Jones, Thomas, 1756-1820, 1 canlyniadau
- Jones, M. H. (Morgan Hugh), 1873-1930, 1 canlyniadau
- Watkins, Percy E. (Percy Emerson), Sir, 1871-1946, 1 canlyniadau
- Charles, Thomas, 1755-1814 -- Family, 1 canlyniadau
- Coleg Harlech, 1 canlyniadau
- Jenkins, R. T. (Robert Thomas), 1881-, 1 canlyniadau
- White, Eirene, 1 canlyniadau
- Jones, Tristan, 1913-1990, 1 canlyniadau