Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Labour Party (Great Britain) -- Records and correspondence, 4 canlyniadau
- Labour Party (Great Britain), 3 canlyniadau
- Labour Party Wales, 1 canlyniadau
- Great Britain. Parliament. House of Commons. Committee on Welsh Affairs., 1 canlyniadau
- Abse, Leo -- Archives, 1 canlyniadau
- Labour Party Wales -- Records and correspondence, 1 canlyniadau
- Roberts, Goronwy, 1913-1981 -- Archives, 1 canlyniadau
- Labour Party Wales -- Records and correspondence., 1 canlyniadau
- Morris, John, 1931-, -- Archives, 1 canlyniadau
- Conservative Party (Great Britain) -- Records and correspondence, 1 canlyniadau
- Pob un
- Wales -- Politics and government -- 20th century, 2 canlyniadau
- Great Britain -- Politics and government -- 20th century, 2 canlyniadau
- Politicians -- Wales -- Archives., 1 canlyniadau
- Politicians -- Wales -- Diaries., 1 canlyniadau
- Decentralization in government -- Great Britain -- Wales., 1 canlyniadau
- Great Britain -- Politics and government -- 20th century., 1 canlyniadau
- Welsh language., 1 canlyniadau
- Torfaen (Wales) -- Politics and government, 1 canlyniadau
- Election districts -- Wales -- Torfaen., 1 canlyniadau
- Nuclear energy -- Government policy -- Great Britain., 1 canlyniadau
