Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- J. H. Davies, Cwrt Mawr, papers, 12 canlyniadau
- Edward Edwards manuscripts, 7 canlyniadau
- O. M. Edwards Papers,, 5 canlyniadau
- Cwrtmawr manuscripts, 2 canlyniadau
- Gareth Vaughan Jones Papers, 2 canlyniadau
- Eirene White papers, 2 canlyniadau
- E. Stanton Roberts Manuscripts,, 2 canlyniadau
- Goronwy Rees papers, 2 canlyniadau
- Lord Davies of Llandinam Papers,, 1 canlyniadau
- J. M. Howell Manuscripts,, 1 canlyniadau
- Pob un
- Edwards, Thomas Charles, 1837-1900, 2 canlyniadau
- Edward Edwards., 2 canlyniadau
- Davies, J. Glyn (John Glyn), 1870-1953, 1 canlyniadau
- Davies, J. H. (John Humphreys), 1871-1926, 1 canlyniadau
- Evans, J. Gwenogvryn (John Gwenogvryn), 1852-1930, 1 canlyniadau
- Lloyd, John Edward, Sir, 1861-1947, 1 canlyniadau
- Edwards, Owen M. (Owen Morgan), 1858-1920, 1 canlyniadau
- Roberts, T. F. (Thomas Francis), 1860-1919, 1 canlyniadau
- Williams, John, 1840-1926, 1 canlyniadau
- Evans, Vincent, Sir, 1851-1934, 1 canlyniadau
- Pob un
- University College of Wales (Aberystwyth, Wales), 43 canlyniadau
- University of Wales, 6 canlyniadau
- National Library of Wales, 5 canlyniadau
- Honourable Society of Cymmrodorion (London, England), 3 canlyniadau
- Lloyd, John Edward, Sir, 1861-1947, 2 canlyniadau
- University of Wales. Guild of Graduates, 2 canlyniadau
- Thomas, Ben Bowen, 1899-1977, 2 canlyniadau
- Wilson, Harold, 1916-1995, 2 canlyniadau
- Daniel, Goronwy H. (Goronwy Hopcyn), 1914-2003, 2 canlyniadau
- Williams, Shirley, b. 1930, 2 canlyniadau
- Pob un
- Aberystwyth (Wales), 2 canlyniadau
- Education -- Wales., 2 canlyniadau
- Music -- Wales -- Aberystwyth -- Societies, etc., 2 canlyniadau
- Wales -- History -- Bibliography., 2 canlyniadau
- Wales -- Politics and government -- 19th century, 1 canlyniadau
- Mythology, Welsh, 1 canlyniadau
- Publishers and publishing -- Wales, 1 canlyniadau
- World War, 1914-1918, 1 canlyniadau
- Wales -- Social life and customs, 1 canlyniadau
- Ballads, Welsh, 1 canlyniadau