Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Papurau Iorwerth C. Peate,, 5 canlyniadau
- Papurau T. J. Morgan,, 4 canlyniadau
- Papurau'r Academi Gymreig / The Welsh Academy Papers,, 2 canlyniadau
- O. M. Edwards Papers,, 1 canlyniadau
- T. I. Ellis and Mari Ellis Papers, 1 canlyniadau
- Papurau Gwynfor Evans/Gwynfor Evans Papers,, 1 canlyniadau
- D. E. Jenkins Manuscripts,, 1 canlyniadau
- The Honourable Society of Cymmrodorion Records,, 1 canlyniadau
- Papurau D. J. Williams, Abergwaun, 1 canlyniadau
- Papurau'r Athro Griffith John Williams, 1 canlyniadau
- Pob un
- Jones, Bobi, 1929-2017, 2 canlyniadau
- Lloyd, D. Tecwyn (David Tecwyn), 2 canlyniadau
- Bell, H. Idris (Harold Idris), Sir, b. 1879, 2 canlyniadau
- Gruffydd, W. J. (William John), 1881-1954, 1 canlyniadau
- Cynan, 1895-1970, 1 canlyniadau
- Davies, Alfred T, 1 canlyniadau
- Bebb, W. Ambrose (William Ambrose), 1894-1955, 1 canlyniadau
- Butler, David, 1924-, 1 canlyniadau
- Hughes, Thomas Rowland, 1 canlyniadau
- Ifans, Glyn, 1920-, 1 canlyniadau
- Pob un
- Jenkins, R. T. (Robert Thomas), 1881-, 23 canlyniadau
- Parry, Thomas, 1904-1985, 6 canlyniadau
- Jones, Gwilym R. (Gwilym Richard), 1903-1993, 5 canlyniadau
- Gwenallt, 1899-1968, 5 canlyniadau
- Davies, E. Tegla (Edward Tegla), 1880-1967, 5 canlyniadau
- Cynan, 1895-1970, 5 canlyniadau
- Roberts, Kate, 1891-1985, 4 canlyniadau
- Davies, Aneirin Talfan, 4 canlyniadau
- Williams, D. J. (David John), 1885-1970, 4 canlyniadau
- Williams, Ifor, Sir, 1881-1965, 4 canlyniadau
- Pob un
- World War, 1939-1945 -- Conscientious objectors -- Wales, 2 canlyniadau
- Welsh literature -- 20th century., 1 canlyniadau
- Darowen (Wales), 1 canlyniadau
- Baptists -- Maryland -- Baltimore, 1 canlyniadau
- Welsh -- Maryland -- Baltimore, 1 canlyniadau
- Calvinistic Methodists -- Wales -- Rhuddlan, 1 canlyniadau
- Calvinistic Methodists -- Wales -- Clydach (Glamorgan), 1 canlyniadau
- Clocks and watches -- Wales, 1 canlyniadau
- Clock and watch makers -- Wales., 1 canlyniadau
- Clock and watch makers -- Wales -- Montgomeryshire., 1 canlyniadau
