Coal Miner Records . The Pennsylvania State Archives hold numerous collections which pertain to persons either employed in or in some way associated with the anthracite (hard coal) and bituminous (soft coal) mining industries of the Commonwealth.
Old Pennsylvania Coal Mines: Dangerous History On The ...
Maps of old mines often off the mark . Going underground a risky business . Saturday, July 27, 2002. By Steve Levin, Post-Gazette Staff Writer . In coal mining regions of Pennsylvania and the rest of the country, engineers and surveyors draw maps to chart the course of coal excavations hundreds of feet below the surface.
May 24, 2017· A crane lifts workers from the depths of a coal shaft in India. Energy developers around the globe are pushing to transform abandoned mines into hydroelectric storage facilities to stockpile wind and solar power.