Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Jones, Aneurin., 3 canlyniadau
- Morris, John Meirion, 1936-, 1 canlyniadau
- Carpanini, David L. (David Lawrence), 1946-, 1 canlyniadau
- Crawford, Alistair., 1 canlyniadau
- Jones, Amy Caroline., 1 canlyniadau
- Jones, Angharad Pearce., 1 canlyniadau
- Jones, Anne., 1 canlyniadau
- Jones, Brian E., 1 canlyniadau
- Jones, Cassandra., 1 canlyniadau
- Jones, Catrin Meirion., 1 canlyniadau