Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Papurau Gwynfor Evans/Gwynfor Evans Papers,, 15 canlyniadau
- Papurau'r Academi Gymreig / The Welsh Academy Papers,, 4 canlyniadau
- Emyr Humphreys Papers, 1 canlyniadau
- John Morris Papers,, 1 canlyniadau
- Lord Cledwyn of Penrhos Papers, 1 canlyniadau
- Papurau Norah Isaac,, 1 canlyniadau
- Papurau Iorwerth C. Peate,, 1 canlyniadau
- Casgliad Urdd Gobaith Cymru : Accumulated photographs., 1 canlyniadau
- Pob un
- Bowen, D. J. (David James), 1925-, 2 canlyniadau
- Jones, Barry, 1938 June 26-, 1 canlyniadau
- Davies, Alun Talfan, 1913-2000, 1 canlyniadau
- Jones, Bobi, 1929-2017, 1 canlyniadau
- Bowen, Euros,, 1 canlyniadau
- Edwards, Jane, 1 canlyniadau
- Emyr, John, 1 canlyniadau
- Morgan, Dyfnallt, 1917-1994, 1 canlyniadau
- Gwynn ap Gwilym, 1950-, 1 canlyniadau
- Griffiths, James, 1890-1975, 1 canlyniadau
- Pob un
- Morgan, Derec Llwyd, 25 canlyniadau
- Powell, Dewi Watkin, 5 canlyniadau
- Hughes Griffiths, Peter, 5 canlyniadau
- Jones, Gwerfyl Pierce, 4 canlyniadau
- Jenkins, Dafydd, 4 canlyniadau
- Hughes, Mathonwy, 1901-1999, 4 canlyniadau
- Elis-Thomas, Dafydd, 1946-, 3 canlyniadau
- Jones, E. D. (Evan David), 3 canlyniadau
- Roberts, Kate, 1891-1985, 3 canlyniadau
- Griffiths, John Gwyn, 3 canlyniadau