Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Labour Party (Great Britain), 21 canlyniadau
- Jones, Thomas, 1870-1955, 8 canlyniadau
- Great Britain. Parliament. House of Lords, 7 canlyniadau
- University of Wales. Institute of Science and Technology, 5 canlyniadau
- Council for the Preservation of Rural Wales, 5 canlyniadau
- Ashby, Eric, 1904-1992, 5 canlyniadau
- National Library of Wales, 3 canlyniadau
- Ellis, E. L., 3 canlyniadau
- Callaghan, James, 1912-2005, 3 canlyniadau
- University of Wales, 2 canlyniadau
- Pob un
- Somerville College (University of Oxford), 6 canlyniadau
- Jones, Barry, 1938 June 26-, 5 canlyniadau
- University College, Cardiff, 5 canlyniadau
- Great Britain. Parliament. House of Lords, 5 canlyniadau
- Wilson, Harold, 1916-1995, 5 canlyniadau
- Labour Party (Great Britain), 4 canlyniadau
- Thomas, Ben Bowen, 1899-1977, 4 canlyniadau
- University of Wales. Institute of Science and Technology, 4 canlyniadau
- Coleg Harlech, 4 canlyniadau
- University of Wales, Cardiff, 4 canlyniadau
- Pob un
- Europe, 1 canlyniadau
- Wales, North, 1 canlyniadau
- Montgomeryshire, 1 canlyniadau
- Cardiff (Wales), 1 canlyniadau
- Scotland, 1 canlyniadau
- Africa, 1 canlyniadau
- Skomer Island, 1 canlyniadau
- Montgomeryshire Canal (Wales), 1 canlyniadau
- Severn River Estuary (England and Wales), 1 canlyniadau
- Gregynog, 1 canlyniadau
- Pob un
- Political planning -- Great Britain, 21 canlyniadau
- Environmental protection -- Great Britain, 12 canlyniadau
- Universities and colleges -- Great Britain, 9 canlyniadau
- Local government -- Wales, 6 canlyniadau
- Education, Higher -- Great Britain, 6 canlyniadau
- Agriculture -- Great Britain, 6 canlyniadau
- Pollution -- Great Britain, 5 canlyniadau
- National parks and reserves -- Great Britain, 5 canlyniadau
- Decentralization in government -- Wales, 4 canlyniadau
- Educational law and legislation -- Great Britain, 4 canlyniadau
