E.M. Wass
Edward M. Wass reopened Millclose Mine in Derbyshire in 1859, deepening its shafts and installing a Cornish pumping engine to reach a new ore-rich area of the pipe vein, giving the mine several more productive decades before catastrophic flooding finally closed it in 1940.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Millclose Mine | Derbyshire | 1859–1940 |
| Via Gellia Lead Mines | Derbyshire | 1860–1886 |