Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Roberts, Wyn, 1930-, 1 canlyniadau
- Jenkins, Emyr, 1938-, 1 canlyniadau
- Morgan, Derec Llwyd, 1 canlyniadau
- Smith, J. Beverley, 1 canlyniadau
- Great Britain. Parliament. House of Lords, 1 canlyniadau
- Hunt, David, 1942 May 21-, 1 canlyniadau
- Great Britain. Welsh Language Act 1993, 1 canlyniadau
- London Welsh Trust Fund -- Records and correspondence, 1 canlyniadau
- Great Britain (Committee of Inquiry on the Police), 1 canlyniadau
- Great Britain. National Coal Board., 1 canlyniadau
- Pob un
- Wales -- Languages -- Law and legislation, 4 canlyniadau
- Welsh language, 3 canlyniadau
- Welsh language., 1 canlyniadau
- Police -- Great Britain., 1 canlyniadau
- Disasters -- Wales -- Aberfan, 1 canlyniadau
- Law -- Great Britain -- Cases., 1 canlyniadau
- Universities and colleges -- Great Britain., 1 canlyniadau
- Water-supply -- Wales -- Cardiff., 1 canlyniadau
- Train robberies -- England., 1 canlyniadau
- Lawyers -- England and Wales., 1 canlyniadau
