Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Ynysymaengwyn Estate (Wales) -- Archives., 2 canlyniadau
- Ynysymaengwyn Estate (Wales), 2 canlyniadau
- Peniarth Estate (Wales) -- Archives., 1 canlyniadau
- Penbedw Estate (Flintshire, Wales), 1 canlyniadau
- Drenewydd Estate (England), 1 canlyniadau
- Mallwyd Estate (Wales), 1 canlyniadau
- Aberllefenni Estate (Wales), 1 canlyniadau
- Lloran Estate (Wales), 1 canlyniadau
- Wynne family, of Peniarth -- Archives, 1 canlyniadau
- Owen family, of Peniarth -- Archives., 1 canlyniadau
- Pob un
- Administration of estates -- Wales -- Denbighshire, 1 canlyniadau
- Politicians -- Wales -- Archives., 1 canlyniadau
- Administration of estates -- Wales -- Flintshire, 1 canlyniadau
- Administration of estates -- Wales -- Merioneth., 1 canlyniadau
- Administration of estates -- Wales -- Caernarvonshire, 1 canlyniadau
- Abergynolwyn (Wales), 1 canlyniadau
- Schools -- Wales -- Gwynedd., 1 canlyniadau
- Slate industry -- Wales -- Merioneth., 1 canlyniadau
- Tal-y-llyn (Gwynedd, Wales), 1 canlyniadau
- Aberdovey (Wales), 1 canlyniadau