Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Llawysgrifau Philip Thomas, Castell-nedd,, 2 canlyniadau
- T. Eurwedd Williams Manuscripts,, 2 canlyniadau
- Papurau'r Academi Gymreig / The Welsh Academy Papers,, 1 canlyniadau
- D. E. Jenkins Manuscripts,, 1 canlyniadau
- Mostyn Manuscripts, 1 canlyniadau
- Harris Williams Manuscripts,, 1 canlyniadau
- M. O. Jones Manuscripts, 1 canlyniadau
- Pob un
- T. Eurwedd Williams., 2 canlyniadau
- Guest, Charlotte, Lady, 1812-1895, 1 canlyniadau
- Davies, J. H. (John Humphreys), 1871-1926, 1 canlyniadau
- Jones, John, 1792-1852, 1 canlyniadau
- Peate, Iorwerth Cyfeiliog, 1901-1982, 1 canlyniadau
- Payne, Ffransis George, 1 canlyniadau
- Parry-Jones, Daniel, 1891-1981, 1 canlyniadau
- Jones, William Rhys, 1868-1937, 1 canlyniadau
- Williams, Mary, 1882-1977, 1 canlyniadau
- Hughes, J. R. (John Roberts), 1886-1962., 1 canlyniadau
- Pob un
- International Arthurian Society., 1 canlyniadau
- Davies, J. H. (John Humphreys), 1871-1926 -- Archives., 1 canlyniadau
- Davies, J. H. (John Humphreys), 1871-1926, 1 canlyniadau
- Owen, John, Sir, 1600-1666, 1 canlyniadau
- Peate, Iorwerth Cyfeiliog, 1901-1982, 1 canlyniadau
- Geoffrey, of Monmouth, Bishop of St. Asaph, 1100?-1154, 1 canlyniadau
- Jones, William Rhys, 1868-1937 -- Archives, 1 canlyniadau
- Williams, Mary, 1882-1977 -- Archives, 1 canlyniadau
- Spiers, Victor Julian Taylor, d. 1937 -- Correspondence., 1 canlyniadau
- Spiers, Victor Julian Taylor, d. 1937, 1 canlyniadau
- Pob un
- Folklore -- Wales., 22 canlyniadau
- Mythology, Welsh., 3 canlyniadau
- Glamorgan (Wales), 2 canlyniadau
- Welsh language -- Glossaries, vocabularies, etc., 2 canlyniadau
- Welsh language -- Comparison, 2 canlyniadau
- Folklorists -- Wales -- Archives., 2 canlyniadau
- Arthurian romances -- History and criticism., 2 canlyniadau
- Wales -- Social life and customs., 2 canlyniadau
- Greek language -- Comparison., 2 canlyniadau
- Mythology, Greek., 2 canlyniadau
- Pob un
- Welsh poetry., 1 canlyniadau
- Welsh literature., 1 canlyniadau
- Manuscripts, Welsh., 1 canlyniadau
- Facsimiles., 1 canlyniadau
- Carols, Welsh., 1 canlyniadau
- Folk songs, Welsh., 1 canlyniadau
- Artists' preparatory studies, 1 canlyniadau
- Romances -- Wales., 1 canlyniadau
- Romances -- France., 1 canlyniadau
- Folk music -- Wales., 1 canlyniadau
