Robinson, Owen and Jones
John Robinson, William Owen and John Jones — three working quarrymen who bought Dorothea outright for £3,000 in 1851, an unusual reversal in an industry where capital almost always came from outside the valley.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Dorothea Quarry | Gwynedd | 1851–1853 |
Record created: 24 August 2026 · Last researched: 24 August 2026