Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Margam Estate (Wales), 4 canlyniadau
- Talbot family, of Margam and Penrice Castle, 1 canlyniadau
- Penrice Estate (Wales), 1 canlyniadau
- Iolo Morganwg, 1747-1826, 1 canlyniadau
- Hills-Johnes, Elizabeth, 1834-1927, 1 canlyniadau
- Davys family, of Neuadd-fawr, 1 canlyniadau
- North and South Wales Bank., 1 canlyniadau
- Royal Agricultural College, 1 canlyniadau
- Melincourt Furnace (Resolven, Wales), 1 canlyniadau
- Penrhywtyn Furnace (Llantwit-juxta-Neath, Wales), 1 canlyniadau
- Pob un
- Lead mines and mining -- Wales -- Ceredigion, 1 canlyniadau
- Coal mines and mining -- Wales -- Glamorgan, 1 canlyniadau
- Glamorgan (Wales) -- Genealogy., 1 canlyniadau
- Iron industry and trade -- Wales -- Glamorgan., 1 canlyniadau
- Scotland -- Description and travel, 1 canlyniadau
- Bards and bardism, 1 canlyniadau
- Astronomy, 1 canlyniadau
- Glamorgan (Wales) -- Social life and customs., 1 canlyniadau
- Manors -- Wales -- Glamorgan., 1 canlyniadau
- France -- Description and travel, 1 canlyniadau