Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Jesus College (University of Oxford), 2 canlyniadau
- Church in Wales., 1 canlyniadau
- Eisteddfod Genedlaethol Cymru., 1 canlyniadau
- Honourable Society of Cymmrodorion (London, England), 1 canlyniadau
- Ancient Monuments Board for Wales, 1 canlyniadau
- University of Wales., 1 canlyniadau
- Gwilym ab Ieuan Hen, fl. ca. 1440-1480, 1 canlyniadau
- Llywelyn Goch ap Meurig Hen, fl. 1350-1390, 1 canlyniadau
- University of Oxford., 1 canlyniadau
- University of Wales. Board of Celtic Studies., 1 canlyniadau
- Pob un
- Scholars -- Wales -- Archives., 1 canlyniadau
- Welsh poetry -- To 1550, 1 canlyniadau
- Welsh literature -- To 1550, 1 canlyniadau
- Scholars -- Oxford -- Archives., 1 canlyniadau
- College teachers -- England -- Oxford -- Archives., 1 canlyniadau
- Philosophy -- History -- Early works to 1800., 1 canlyniadau