Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Archif Plaid Cymru,, 7332 canlyniadau
- Papurau J. W. Jones, 6574 canlyniadau
- Papurau Thomas Gwynn Jones, 3700 canlyniadau
- Archif Cynulliad Cenedlaethol Cymru, 3413 canlyniadau
- Eisteddfod Genedlaethol Cymru: cyfansoddiadau a beirniadaethau, 2916 canlyniadau
- Papurau Kate Roberts, 2491 canlyniadau
- Papurau Carneddog, 2257 canlyniadau
- Papurau T. H. Parry-Williams ac Amy Parry-Williams,, 2177 canlyniadau
- Papurau Alwyn D. Rees,, 2080 canlyniadau
- Papurau Bob Owen, Croesor,, 1616 canlyniadau
- Pob un
- Samuel Roberts., 16 canlyniadau
- Jones, T. Gwynn (Thomas Gwynn), 1871-1949, 15 canlyniadau
- Roberts, Kate, 1891-1985, 15 canlyniadau
- Lewis, Saunders, 1893-1985, 14 canlyniadau
- Owain Llewelyn Owain., 9 canlyniadau
- Bowen, Euros., 7 canlyniadau
- Plaid Cymru, 6 canlyniadau
- Parry, Robert Williams, 6 canlyniadau
- Parry, Thomas, 1904-1985, 6 canlyniadau
- Parry-Williams, T. H. (Thomas Herbert), Sir, 1887-1975, 5 canlyniadau
- Pob un
- Lewis, Saunders, 1893-1985, 35 canlyniadau
- Parry, Thomas, 1904-1985, 34 canlyniadau
- Roberts, Kate, 1891-1985, 32 canlyniadau
- Jones, Dic, 32 canlyniadau
- Williams, J. E. Caerwyn (John Ellis Caerwyn), 28 canlyniadau
- Roberts, Samuel, 1800-1885 -- Diaries, 26 canlyniadau
- Gruffydd, R. Geraint, 25 canlyniadau
- Jones, Bobi, 1929-2017, 23 canlyniadau
- Evans, Gwynfor, 23 canlyniadau
- Davies, Aneirin Talfan, 20 canlyniadau
- Pob un
- Wales, 51 canlyniadau
- Wales., 28 canlyniadau
- England, 5 canlyniadau
- Aberystwyth (Wales), 5 canlyniadau
- Ceredigion, 3 canlyniadau
- Caernarvonshire (Wales), 3 canlyniadau
- Glamorgan, 2 canlyniadau
- Pwllheli., 2 canlyniadau
- Patagonia (Argentina and Chile), 2 canlyniadau
- Denbighshire., 2 canlyniadau
- Pob un
- Welsh poetry -- 20th century, 30 canlyniadau
- Welsh literature -- 20th century., 20 canlyniadau
- Welsh literature -- 20th century, 15 canlyniadau
- Welsh poetry -- 19th century, 15 canlyniadau
- Nationalism -- Wales, 12 canlyniadau
- Welsh drama -- 20th century, 12 canlyniadau
- Church fund raising -- Wales., 8 canlyniadau
- Art festivals -- Wales, 7 canlyniadau
- Music -- Wales., 7 canlyniadau
- Cardiganshire (Wales), 6 canlyniadau
- Pob un
- Welsh poetry -- 20th century., 27 canlyniadau
- Sermons -- Wales., 21 canlyniadau
- Welsh poetry -- 19th century., 20 canlyniadau
- Sermons, Welsh -- 19th century., 14 canlyniadau
- Englyns -- 19th century., 11 canlyniadau
- Englyns., 10 canlyniadau
- Tune books., 10 canlyniadau
- Clippings (Books, newspapers, etc.), 9 canlyniadau
- Accounts, 6 canlyniadau
- Welsh poetry., 6 canlyniadau
