Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Glyn Jones Papers,, 4 canlyniadau
- Roland Mathias Papers, 3 canlyniadau
- Papurau Gwynfor Evans/Gwynfor Evans Papers,, 2 canlyniadau
- Raymond Garlick manuscripts, 2 canlyniadau
- John Elwyn Papers,, 2 canlyniadau
- Arts Council of Wales Records,, 1 canlyniadau
- Kyffin Williams Archive, 1 canlyniadau
- Cledwyn Hughes (Novelist) Manuscripts,, 1 canlyniadau
- Dr Llewelyn Wyn Griffith Papers, 1 canlyniadau
- Jonah Jones Papers,, 1 canlyniadau
- Pob un
- Petts, John, 1914-1991, 22 canlyniadau
- Howard-Jones, Ray, 3 canlyniadau
- Thomas, R. S. (Ronald Stuart), 1913-2000, 3 canlyniadau
- Jones, Glyn, 1905-1995, 3 canlyniadau
- Clarke, Gillian, 1937-, 2 canlyniadau
- Curtis, Tony, 1946-, 2 canlyniadau
- Chamberlain, Brenda, 2 canlyniadau
- Garlick, Raymond, 2 canlyniadau
- Humfrey, Belinda, 2 canlyniadau
- Prys-Jones, A. G. (Arthur Glyn), 2 canlyniadau