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The man who sank the Maritime Colliery at Maesycoed in 1841 as a water balance pit, reaching the No. 3 Rhondda seam at 60 yards.
| Mine | Region | Years |
|---|---|---|
| Maritime Colliery | Rhondda Cynon Taf | 1841–1870 |
Record created: 8 September 2026 · Last researched: 8 September 2026
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