Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- University of Oxford., 2 canlyniadau
- Church in Wales., 1 canlyniadau
- Valle Crucis Abbey (Wales), 1 canlyniadau
- Eisteddfod Genedlaethol Cymru., 1 canlyniadau
- Jesus College (University of Oxford), 1 canlyniadau
- Honourable Society of Cymmrodorion (London, England), 1 canlyniadau
- University of Wales., 1 canlyniadau
- University of Wales. Board of Celtic Studies., 1 canlyniadau
- Council for the Welsh Language (Great Britain), 1 canlyniadau
- Great Britain. Standing Commission on Museums and Galleries., 1 canlyniadau
- Pob un
- Scholars -- Wales -- Archives., 1 canlyniadau
- Welsh poetry -- To 1550, 1 canlyniadau
- Hafod Estate (Ceredigion, Wales), 1 canlyniadau
- Oxford (England) -- Description and travel, 1 canlyniadau
- Welsh literature -- To 1550, 1 canlyniadau
- Wiltshire (England) -- Description and travel., 1 canlyniadau
- Scholars -- Oxford -- Archives., 1 canlyniadau
- College teachers -- England -- Oxford -- Archives., 1 canlyniadau
- Welsh Borders (England and Wales) -- Description and travel -- Early works to 1800., 1 canlyniadau
- Wales, Mid -- Description and travel -- Early works to 1800, 1 canlyniadau
