Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- O. M. Edwards Papers,, 10 canlyniadau
- Sir John Rhŷs papers, 6 canlyniadau
- Cwrtmawr manuscripts, 3 canlyniadau
- Papurau Iorwerth C. Peate,, 3 canlyniadau
- Edward Edwards manuscripts, 3 canlyniadau
- Gareth Vaughan Jones Papers, 2 canlyniadau
- D. E. Jenkins Manuscripts,, 2 canlyniadau
- Dr J. Lloyd Williams Music MSS and Papers, 1 canlyniadau
- J. H. Davies, Cwrt Mawr, papers, 1 canlyniadau
- The Honourable Society of Cymmrodorion Records,, 1 canlyniadau
- Pob un
- Davies, Alfred T, 3 canlyniadau
- Angus, J. Mortimer (John Mortimer), 1850-1945, 2 canlyniadau
- Aberdare, Henry Austin Bruce, Baron, 1815-1895, 1 canlyniadau
- Hughes, H. Brython (Hugh Brython), 1848-1913, 1 canlyniadau
- Ashton, Charles, 1848-1899, 1 canlyniadau
- Ballinger, John, 1860-1933, 1 canlyniadau
- Lewis, J. Herbert (John Herbert), Sir, 1858-1933., 1 canlyniadau
- Gruffydd, W. J. (William John), 1881-1954, 1 canlyniadau
- Llywelyn-Williams, Alun, 1 canlyniadau
- Jones, Edgar William, 1868-1953, 1 canlyniadau
- Pob un
- Lloyd, John Edward, Sir, 1861-1947, 42 canlyniadau
- Evans, Vincent, Sir, 1851-1934, 5 canlyniadau
- Morris, Lewis, 1833-1907, 4 canlyniadau
- Palmer, Alfred Neobard, 4 canlyniadau
- Evans, J. Gwenogvryn (John Gwenogvryn), 1852-1930, 3 canlyniadau
- Powel, Thomas, 1845-1922., 3 canlyniadau
- Morris-Jones, John, 1864-1929, 3 canlyniadau
- Roberts, R. Silyn (Robert Silyn), 1871-1930, 3 canlyniadau
- Owen, Edward, 1853-1943., 3 canlyniadau
- Green, Alice Stopford, 1848-1929., 3 canlyniadau
- Pob un
- Welsh language, 1 canlyniadau
- Wales -- Politics and government -- 19th century, 1 canlyniadau
- Wales -- History, 1 canlyniadau
- Breton language, 1 canlyniadau
- Celts -- Wales, 1 canlyniadau
- Celtic Church -- History, 1 canlyniadau
- Irish -- Wales -- Gwynedd, 1 canlyniadau
- Education -- Wales., 1 canlyniadau
- Astronomy., 1 canlyniadau
- Flintshire (Wales) -- Antiquities, 1 canlyniadau
- Pob un
- Scrapbooks, 1 canlyniadau
- Obituaries -- Wales, 1 canlyniadau
- Inscriptions -- England -- Yetminster., 1 canlyniadau
- Church records and registers -- Wales -- Llanfyrnach., 1 canlyniadau
- Inscriptions -- Wales -- Llanfyrnach., 1 canlyniadau
- Inscriptions -- Wales -- Llantrisant (Anglesey), 1 canlyniadau
