Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Roberts, Kate, 1891-1985, 1 canlyniadau
- Gwasg Gee (Cyhoeddwyr), 1 canlyniadau
- Rhys, Prosser, 1 canlyniadau
- Lewis, Saunders, 1893-1985, 1 canlyniadau
- Williams, Morris T. (Morris Thomas), 1900-1946, 1 canlyniadau
- Clee, Tegwen, 1901-1965, 1 canlyniadau
- Dafis, Cynog, 1938-, 1 canlyniadau
- Jones, Ieuan Wyn, 1 canlyniadau
- Gwasg Aberystwyth, 1 canlyniadau
- Daniel, John Edward, 1902-1962., 1 canlyniadau
- Pob un
- Plaid Cymru, 7 canlyniadau
- Plaid Cymru -- Archives., 2 canlyniadau
- George, William, 1865-1967, 1 canlyniadau
- Roberts, Kate, 1891-1985 -- Archives, 1 canlyniadau
- Rhys, Prosser -- Archives, 1 canlyniadau
- Cymdeithas yr Iaith Gymraeg., 1 canlyniadau
- Williams, Waldo, 1904-1971, 1 canlyniadau
- Evans, Gwynfor, 1 canlyniadau
- Williams, Waldo, 1904-1971 -- Correspondence, 1 canlyniadau
- Jones, Ieuan Wyn, 1949- -- Archives., 1 canlyniadau
- Pob un
- Elections -- Wales., 1 canlyniadau
- Political parties -- Wales., 1 canlyniadau
- Education -- Wales., 1 canlyniadau
- Peace movements, 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