Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Cwrtmawr manuscripts, 4 canlyniadau
- Papurau Iorwerth C. Peate,, 3 canlyniadau
- O. M. Edwards Papers,, 2 canlyniadau
- Dr J. Lloyd Williams Music MSS and Papers, 2 canlyniadau
- D. E. Jenkins Manuscripts,, 1 canlyniadau
- J. H. Davies, Cwrt Mawr, papers, 1 canlyniadau
- The Honourable Society of Cymmrodorion Records,, 1 canlyniadau
- Sir John Ballinger Papers, 1 canlyniadau
- Breese Manuscripts,, 1 canlyniadau
- Pob un
- Davies, J. Glyn (John Glyn), 1870-1953, 22 canlyniadau
- Davies, J. H. (John Humphreys), 1871-1926, 5 canlyniadau
- Davies, Leonard Twiston, Sir, 1894-1953, 2 canlyniadau
- Myrddin Fardd, 1836-1921, 2 canlyniadau
- Griffith, Edward, 1832-1918, 2 canlyniadau
- Evans, J. Gwenogvryn (John Gwenogvryn), 1852-1930, 2 canlyniadau
- Lloyd, John Edward, Sir, 1861-1947, 2 canlyniadau
- Williams, John, 1840-1926, 2 canlyniadau
- Davies, George M. Ll. (George Maitland Lloyd), 1880-1949., 2 canlyniadau
- Davies, Ellis W. (Ellis William), 1871-1939, 2 canlyniadau
- Pob un
- Wales -- Politics and government -- 20th century, 1 canlyniadau
- World War, 1914-1918, 1 canlyniadau
- Slate industry -- Wales, North., 1 canlyniadau
- Dreams, 1 canlyniadau
- Harps, 1 canlyniadau
- Calendars -- Greece, 1 canlyniadau
- Calendars -- France, 1 canlyniadau
- Zoroastrianism, 1 canlyniadau
- Herbs -- Therapeutic use, 1 canlyniadau
- Herbs -- Therapeutic use -- Early works to 1800, 1 canlyniadau
- Pob un
- Welsh poetry -- Early modern, 1550-1700, 2 canlyniadau
- Welsh poetry -- 1400-1550, 2 canlyniadau
- Welsh poetry -- 1100-1400, 1 canlyniadau
- Welsh poetry -- 18th century, 1 canlyniadau
- Carols, Welsh, 1 canlyniadau
- Elegiac poetry, Welsh, 1 canlyniadau
- Eulogies -- Wales, 1 canlyniadau
- Church records and registers -- Wales -- Trawsfynydd., 1 canlyniadau
- Church records and registers -- Wales -- Llanbadarn Trefeglwys, 1 canlyniadau
- Inscriptions -- England -- Charlton Horethorne, 1 canlyniadau
