MineArchiveJohn and Edward Hay
Two Pembrokeshire men who opened the first colliery at Achddu, Burry Port, in 1814.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Achddu Colliery | Carmarthenshire | 1814–? |
Record created: 10 October 2026 · Last researched: 10 October 2026
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