Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- O. M. Edwards Papers,, 8 canlyniadau
- Lloyd George Manuscripts, 4 canlyniadau
- Sir John Rhŷs papers, 3 canlyniadau
- Cwrtmawr manuscripts, 2 canlyniadau
- J. H. Davies, Cwrt Mawr, papers, 2 canlyniadau
- Lleufer Thomas MSS,, 1 canlyniadau
- Ivor T. Rees Political Papers,, 1 canlyniadau
- Roderic Bowen papers,, 1 canlyniadau
- Pob un
- Anwyl, E. (Edward), 1866-1914, 2 canlyniadau
- Evans, J. Gwenogvryn (John Gwenogvryn), 1852-1930, 1 canlyniadau
- Daniel, David R. (David Robert), 1859-1931, 1 canlyniadau
- Evans, H. Tobit (Henry Tobit), 1844-1908, 1 canlyniadau
- Davies, T. Huws (Thomas Huws), 1882-1940., 1 canlyniadau
- Davies, J. Gwynoro (John Gwynoro), 1855-1935, 1 canlyniadau
- Acland, Arthur Herbert Dyke, 1847-1926, 1 canlyniadau
- Bradley, A. G. (Arthur Granville), 1850-1943, 1 canlyniadau
- Wade-Evans, Arthur W. (Arthur Wade), 1875-1964, 1 canlyniadau
- Angus, J. Mortimer (John Mortimer), 1850-1945, 1 canlyniadau
- Pob un
- Williams, W. Llewelyn (William Llewelyn), 1867-1922, 29 canlyniadau
- Williams, John, 1840-1926, 4 canlyniadau
- Roberts, J. Herbert (John Herbert), Sir, 1863-1955, 4 canlyniadau
- Lewis, J. Herbert (John Herbert), Sir, 1858-1933, 4 canlyniadau
- Lloyd George, David, 1863-1945, 3 canlyniadau
- Ellis, Annie J. (Annie Jane), 1873-1942, 3 canlyniadau
- Davies, J. H. (John Humphreys), 1871-1926, 3 canlyniadau
- Edwards, Owen M. (Owen Morgan), 1858-1920, 3 canlyniadau
- Morris, Lewis, 1833-1907, 3 canlyniadau
- Vaughan, Arthur Owen., 2 canlyniadau
- Pob un
- World War, 1914-1918, 2 canlyniadau
- Wales -- Politics and government -- 20th century, 1 canlyniadau
- Art festivals -- Wales, 1 canlyniadau
- Slate industry -- Wales, North., 1 canlyniadau
- Welsh language -- Dialects., 1 canlyniadau
- Land tenure -- Wales -- Carmarthenshire, 1 canlyniadau
- Caernarvonshire (Wales) -- Genealogy, 1 canlyniadau
- Welsh -- England -- London -- Societies, etc., 1 canlyniadau
- Heraldry -- Wales -- Caernarvonshire, 1 canlyniadau
- Hymns, Welsh, 1 canlyniadau
