Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Papurau'r Academi Gymreig / The Welsh Academy Papers,, 6 canlyniadau
- Papurau D. Tecwyn Lloyd,, 5 canlyniadau
- Emyr Humphreys Papers, 3 canlyniadau
- Papurau Harri Gwynn,, 2 canlyniadau
- Sgriptiau Eurwyn Williams, 2 canlyniadau
- Kyffin Williams Archive, 1 canlyniadau
- Papurau Iorwerth C. Peate,, 1 canlyniadau
- Papurau Ambrose Bebb, 1 canlyniadau
- Papurau Mathonwy Hughes, 1 canlyniadau
- Sir Goronwy Daniel Papers,, 1 canlyniadau
- Pob un
- Jones, Bobi, 1929-2017, 5 canlyniadau
- Academi Gymreig, 1 canlyniadau
- Bassett, Douglas A. (Douglas Anthony), 1 canlyniadau
- Humphreys, Emyr, 1 canlyniadau
- Bowen, Euros,, 1 canlyniadau
- Jones, Bedwyr Lewis, 1 canlyniadau
- Ashton, Glyn M, 1 canlyniadau
- Bowen, Euros., 1 canlyniadau
- Ashton, Glyn M., 1 canlyniadau
- Childs, Derrick Greenslade, 1918-1987., 1 canlyniadau
- Pob un
- Jones, John Gwilym, 1904-1988, 27 canlyniadau
- Roberts, Kate, 1891-1985, 8 canlyniadau
- Jones, Gwilym R. (Gwilym Richard), 1903-1993, 7 canlyniadau
- Jones, Bedwyr Lewis., 4 canlyniadau
- Lewis, Saunders, 1893-1985, 4 canlyniadau
- Parry-Williams, T. H. (Thomas Herbert), Sir, 1887-1975, 4 canlyniadau
- Williams, Waldo, 1904-1971, 4 canlyniadau
- Gwenallt, 1899-1968, 4 canlyniadau
- Parry, Thomas, 1904-1985, 3 canlyniadau
- Gruffydd, R. Geraint, 3 canlyniadau