Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- National Museum of Wales -- Records and correspondence, 2 canlyniadau
- National Museum of Wales., 1 canlyniadau
- National Library of Wales., 1 canlyniadau
- Eisteddfod Genedlaethol Cymru., 1 canlyniadau
- Davies, J. H. (John Humphreys), 1871-1926 -- Correspondence, 1 canlyniadau
- National Library of Wales -- Records and correspondence, 1 canlyniadau
- George V, King of Great Britain, 1865-1936 -- Coronation, 1 canlyniadau
- Davies, David, Baron, 1880-1944 -- Anniversaries, etc., 1 canlyniadau
- University of Wales., 1 canlyniadau
- Diphwys Slate Quarry Company -- Records and correspondence, 1 canlyniadau
