J. H. Clay

Returned in the 1930 List of Mines, of The Manor House, as the owner of the Potts Ghyll mine at Caldbeck, then working with nine men underground.

Mines operated

MineRegionYears
Potts Ghyll Mine Cumbria 1930–?

Record created: 5 September 2026 · Last researched: 5 September 2026

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