Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- O. M. Edwards Papers,, 5 canlyniadau
- Sir John Rhŷs papers, 2 canlyniadau
- J. H. Davies, Cwrt Mawr, papers, 2 canlyniadau
- Cwrtmawr manuscripts, 1 canlyniadau
- The Honourable Society of Cymmrodorion Records,, 1 canlyniadau
- Papurau Iorwerth C. Peate,, 1 canlyniadau
- Neuadd Wen Manuscripts,, 1 canlyniadau
- William John Parry Manuscripts, 1 canlyniadau
- Hobley Griffith Manuscripts,, 1 canlyniadau
- Papurau David Bowen a Ben Bowen,, 1 canlyniadau
- Pob un
- Bradley, A. G. (Arthur Granville), 1850-1943, 2 canlyniadau
- Davies, J. Glyn (John Glyn), 1870-1953, 1 canlyniadau
- Evans, J. Gwenogvryn (John Gwenogvryn), 1852-1930, 1 canlyniadau
- Edwards, Owen M. (Owen Morgan), 1858-1920, 1 canlyniadau
- Edwards, Alfred George, 1848-1937, 1 canlyniadau
- Gwili, 1872-1936, 1 canlyniadau
- Lee, Sidney, Sir, 1859-1926, 1 canlyniadau
- Legonna, John, 1918-1978, 1 canlyniadau
- Committee for the Care of Wounded Welsh Soldiers in London Hospitals., 1 canlyniadau
- Jones, E. Festin, of Blaenau Festiniog., 1 canlyniadau
- Pob un
- Lewis, H. Elvet (Howell Elvet), 27 canlyniadau
- Williams, H. Cernyw (Hywel Cernyw), 1843-1937, 4 canlyniadau
- Dyfed, 1850-1923, 4 canlyniadau
- Alafon, 1847-1916, 3 canlyniadau
- Davies, J. H. (John Humphreys), 1871-1926, 3 canlyniadau
- Morgan, Eluned, 1870-1938, 3 canlyniadau
- Myrddin Fardd, 1836-1921, 2 canlyniadau
- Edwards, Thomas Charles, 1837-1900, 2 canlyniadau
- Hwfa Môn, 1823-1905, 2 canlyniadau
- Williams, W. Llewelyn (William Llewelyn), 1867-1922, 2 canlyniadau
- Pob un
- Pembrokeshire (Wales), 1 canlyniadau
- Welsh literature -- Societies, etc., 1 canlyniadau
- Bards and bardism, 1 canlyniadau
- Welsh -- England -- London., 1 canlyniadau
- Slate industry -- Wales -- Llanllechid, 1 canlyniadau
- Slate industry -- Wales -- Llandegai, 1 canlyniadau
- Protestantism -- History -- 16th century, 1 canlyniadau
- Protestantism -- History -- 17th century, 1 canlyniadau
- Poor -- Wales -- Bala, 1 canlyniadau
- Judges -- Wales -- Selection and appointment, 1 canlyniadau
- Pob un
- Welsh poetry -- 20th century., 2 canlyniadau
- Welsh poetry -- 19th century, 2 canlyniadau
- Music -- Wales, 1 canlyniadau
- Welsh poetry -- 18th century, 1 canlyniadau
- Sermons, 1 canlyniadau
- Elegiac poetry, 1 canlyniadau
- Scrapbooks, 1 canlyniadau
- Sacred music -- Wales -- 20th century, 1 canlyniadau
- Scrapbooks -- Wales -- Brithdir (Merioneth), 1 canlyniadau
