Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Papurau Gwynfor Evans/Gwynfor Evans Papers,, 6 canlyniadau
- O. M. Edwards Papers,, 4 canlyniadau
- Papurau Norah Isaac,, 2 canlyniadau
- Neuadd Wen Manuscripts,, 2 canlyniadau
- Cwrtmawr manuscripts, 1 canlyniadau
- J. H. Davies, Cwrt Mawr, papers, 1 canlyniadau
- Papurau D. J. Williams, Abergwaun, 1 canlyniadau
- Papurau Iorwerth C. Peate,, 1 canlyniadau
- Richard Bennett manuscripts, 1 canlyniadau
- Papurau Ambrose Bebb, 1 canlyniadau
- Pob un
- Griffith, R. E. (Robert Emrys), 1911-1975, 2 canlyniadau
- Beasley, Trefor, 2 canlyniadau
- Davies, E. Tegla (Edward Tegla), 1880-1967, 1 canlyniadau
- Urdd Gobaith Cymru., 1 canlyniadau
- Edwards, Elin, Lady, 1868-1919, 1 canlyniadau
- Edwards, Alfred George, 1848-1937, 1 canlyniadau
- Angus, J. Mortimer (John Mortimer), 1850-1945, 1 canlyniadau
- Bell, H. Idris (Harold Idris), Sir, b. 1879, 1 canlyniadau
- Clee, Tegwen, 1901-1965, 1 canlyniadau
- Bowen, D. J. (David James), 1925-, 1 canlyniadau
- Pob un
- Edwards, Ifan ab Owen, 1895-1970, 28 canlyniadau
- Ellis, T. I. (Thomas Iorwerth), 1899-1970, 8 canlyniadau
- Griffiths, John Gwyn, 7 canlyniadau
- Gruffydd, W. J. (William John), 1881-1954, 4 canlyniadau
- Jones, T. Gwynn (Thomas Gwynn), 1871-1949, 3 canlyniadau
- Lewis, Saunders, 1893-1985, 3 canlyniadau
- Williams, D. J. (David John), 1885-1970, 3 canlyniadau
- Edwards, Huw T. (Huw Thomas), 1892-1970, 3 canlyniadau
- George, William, 1865-1967, 2 canlyniadau
- Lloyd George, David, 1863-1945., 2 canlyniadau
- Pob un
- Llanuwchllyn (Wales), 1 canlyniadau
- Caernarvonshire (Wales), 1 canlyniadau
- Art festivals -- Wales, 1 canlyniadau
- World War, 1914-1918, 1 canlyniadau
- Wales, 1 canlyniadau
- Youths' periodicals -- Wales., 1 canlyniadau
- Youth -- Wales -- Societies and clubs, 1 canlyniadau
- Youth movement -- Wales., 1 canlyniadau
- Oxford (England), 1 canlyniadau
- Schools -- Wales -- Aberystwyth., 1 canlyniadau
- Pob un
- Court records -- Wales -- Montgomeryshire, 1 canlyniadau
- Church records and registers -- Wales -- Llanidloes., 1 canlyniadau
- Baptismal records -- Wales -- Llanidloes, 1 canlyniadau
- Marriage records -- Wales -- Llanidloes, 1 canlyniadau
- Burial records -- Wales -- Llanidloes, 1 canlyniadau
- Church records and registers -- Wales -- Llanwnog., 1 canlyniadau
- Church records and registers -- Wales -- Trefeglwys., 1 canlyniadau
- Church records and registers -- Wales -- Carno, 1 canlyniadau
- Church records and registers -- Wales -- Llandinam, 1 canlyniadau
- Marriage records -- Wales -- Trefeglwys, 1 canlyniadau
