Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Dr J. Lloyd Williams Music MSS and Papers, 4 canlyniadau
- Sir John Rhŷs papers, 3 canlyniadau
- The Honourable Society of Cymmrodorion Records,, 1 canlyniadau
- Cwrtmawr Music Manuscripts,, 1 canlyniadau
- Robinson manuscripts, 1 canlyniadau
- Llew Meirion Manuscripts,, 1 canlyniadau
- Evan Davies Jones Manuscripts,, 1 canlyniadau
- Pob un
- Davies, Mary, 1855-1930, 12 canlyniadau
- Graves, Alfred Perceval, 1846-1931, 3 canlyniadau
- Anwyl, E. (Edward), 1866-1914., 3 canlyniadau
- Meyer, Kuno, 1858-1919., 3 canlyniadau
- Craigie, William A. (William Alexander), Sir, 1867-1957, 3 canlyniadau
- Kermode, P. M. C. (Philip Moore Callow), 1854 or 5-1932., 3 canlyniadau
- Davies, J. Glyn (John Glyn), 1870-1953., 3 canlyniadau
- Davies, J. Glyn (John Glyn), 1870-1953, 2 canlyniadau
- Evans, George Eyre, 1857-1939, 2 canlyniadau
- Gaidoz, Henri, 1842-1932., 2 canlyniadau
- Pob un
- Welsh literature -- 19th century., 1 canlyniadau
- Welsh language -- Etymology., 1 canlyniadau
- Welsh language -- Orthography and spelling., 1 canlyniadau
- Authors, Welsh -- Correspondence., 1 canlyniadau
- Authors, Welsh, 1 canlyniadau
- Roads -- Wales -- Breconshire, 1 canlyniadau
- Musicians -- Correspondence, 1 canlyniadau
- Poets, Welsh -- 19th century., 1 canlyniadau
- Poets, Welsh -- 19th century -- Correspondence, 1 canlyniadau
- Coal mines and mining -- Wales -- Rhondda -- Accidents -- Poetry, 1 canlyniadau
