William Williams
Tried to reopen Bolgoed Colliery near Pontardulais in 1888, sank a new pit from 1890, struck coal in 1893 and abandoned it in 1894.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Bolgoed Colliery | Swansea | 1888–1894 |
Record created: 9 October 2026 · Last researched: 9 October 2026