MineArchiveIrving Clark
Opened the Brynna Gwynion colliery near Llanharan around 1850.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Brynna Colliery | Rhondda Cynon Taf | 1850–? |
Record created: 9 October 2026 · Last researched: 9 October 2026
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