Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Agriculture -- Wales, South, 3 canlyniadau
- Wales, South -- Economic conditions -- 19th century., 1 canlyniadau
- Glamorgan (Wales) -- Description and travel., 1 canlyniadau
- Wales -- Description and travel, 1 canlyniadau
- Geology -- Wales -- Glamorgan, 1 canlyniadau
- England -- Description and travel, 1 canlyniadau