MineArchiveMainsforth Coal Co.
The company that sank the first two Mainsforth shafts in 1873 to the Five Quarter seam; the working was abandoned by 1877.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Mainsforth Colliery | County Durham | 1873–1877 |
Record created: 9 September 2026 · Last researched: 9 September 2026