industry

industry

Geological map of the mining district of Cornwall… (Thomas, 1819)
Section of the Bath Easton Coal Mine, Avon (Unknown, 1808?)
‘Gold mines, County of Wicklow’
Section of Stora Grufna coppermine, Sweden

Plan of Stora Grufna coppermine, Sweden
Swanscombe Hill. Looking NNW
‘A sketch of a section of Wheal Unity Tin Mine in Devonshire’
Fault in the coal workings of Cwm Sychan, Monmouthshire