Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Plaid Cymru, 5 canlyniadau
- Plaid Cymru -- Archives., 2 canlyniadau
- Cymdeithas yr Iaith Gymraeg., 1 canlyniadau
- Williams, Waldo, 1904-1971, 1 canlyniadau
- Williams, Waldo, 1904-1971 -- Correspondence, 1 canlyniadau
- Jones, Ieuan Wyn, 1949- -- Archives., 1 canlyniadau
- Clee, Tegwen, 1901-1965 -- Archives., 1 canlyniadau
- Green Party., 1 canlyniadau
- Dafis, Cynog, 1938- -- Archives, 1 canlyniadau
- Davies, Rachel Mary, 1911-1996 -- Archives., 1 canlyniadau
- Pob un
- Political parties -- Wales., 1 canlyniadau
- Education -- Wales., 1 canlyniadau
- Ceredigion (Wales) -- Politics and government, 1 canlyniadau
- Anglesey (Wales) -- Politics and government, 1 canlyniadau
- Politics, Practical -- Wales, 1 canlyniadau
- Elections -- Wales -- Anglesey., 1 canlyniadau
- Economics -- Wales., 1 canlyniadau
- Green movement -- Great Britain., 1 canlyniadau
- Culture -- Wales., 1 canlyniadau
- Plaid Cymru., 1 canlyniadau
