MineArchiveBerthllwyd Colliery Company Limited
The company that took over Berthlwyd Colliery near Gowerton in 1913, when it employed 130 men, and worked it until its seams were abandoned in 1937. It succeeded David Williams of Mayfield, Gowerton, who had opened the colliery in 1903.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Berthlwyd Colliery | Swansea | 1913–1937 |
Record created: 7 September 2026 · Last researched: 7 September 2026