Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Geoffrey, of Monmouth, Bishop of St. Asaph, 1100?-1154, 3 canlyniadau
- International Arthurian Society., 1 canlyniadau
- Robert, Earl of Gloucester, ca. 1090-1147, 1 canlyniadau
- Ditmas, Edith Margaret Robertson, b. 1896 -- Archives, 1 canlyniadau
- William, of Malmesbury, ca. 1090-1143. Gesta regum Anglorum., 1 canlyniadau
- Giraldus, Cambrensis, 1146?-1223?. Topographia Hibernica., 1 canlyniadau
- Campion, Edmund, Saint, 1540-1581., 1 canlyniadau
- Parker, Matthew, 1504-1575, 1 canlyniadau
- Morris, Lewis, 1701-1765 1760, transcript (1785), NLW MS 4278C -- Correspondence, 1 canlyniadau
- Richard, Edward, 1714-1777 1760, transcript (1785), NLW MS 4278C -- Correspondence, 1 canlyniadau
