Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Seward, Anna, 1742-1809, 1 canlyniadau
- Dolbadarn Castle (Gwynedd, Wales), 1 canlyniadau
- Ffestiniog Railway., 1 canlyniadau
- Sheridan, Richard Brinsley, 1751-1816., 1 canlyniadau
- Sotheby, William, 1757-1833., 1 canlyniadau
- Butler, Eleanor, Lady, 1739-1829, 1 canlyniadau
- Ponsonby, Sarah, 1755-1831, 1 canlyniadau
- Scott, Walter, Sir, 1771-1832., 1 canlyniadau
- Byron, George Gordon Byron, Baron, 1788-1824., 1 canlyniadau
- Victoria, Queen of Great Britain, 1819-1901, 1 canlyniadau
- Pob un
- Slate industry -- Wales -- Gwynedd., 2 canlyniadau
- Caernarvonshire (Wales), 1 canlyniadau
- Merioneth (Wales), 1 canlyniadau
- Wales, North -- Description and travel, 1 canlyniadau
- Railroads -- Wales -- Gwynedd., 1 canlyniadau
- Railroads -- Wales, North., 1 canlyniadau
- Railroads -- Wales -- Ffestiniog., 1 canlyniadau
- Harbors -- Wales -- Porthmadog., 1 canlyniadau
- Military service, Voluntary -- Wales -- Gwynedd., 1 canlyniadau
- Lead mines and mining -- Wales -- Gwynedd., 1 canlyniadau
