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First report of progress in the anthracite coal region : the geology of the Panther creek basin in eastern end of the southern field - Pennsylvania Geology - Penn State University Libraries' Digital Collections
Abandoned Mines of Pennsylvania
Underground Miners – Dedicated to preserving Pennsylvania's anthracite coal mining heritage.
Photo Essay - Uneven Earth
Coaster Card – The Story of Hard Coal Mining
National Mine Map Repository Office of Surface Mining Reclamation and Enforcement
Underground mining operations hi-res stock photography and images - Alamy
Drifts, Bells, and Shafts: A History of Coal Mining since the Ancient World - Brewminate: A Bold Blend of News and Ideas
Deep underground – Coal mining in Pennsylvania's Anthracite Region – Canadian Military History
Closing One of the Last Anthracite Coal Deep Mines
Coal Mining The Canadian Encyclopedia