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Topical Subjects
- Coal-mining machinery.4
- Coal Mines and Mining--Miners at Work.3
- Coal miners.2
- Coal mines and mining--West Virginia--Pursglove.2
- Coal mines and mining.2
- Mine roof bolting.2
- Coal Mines and Mining--Mine Interiors--Machinery.1
- Coal Mines and Mining--Mine Interiors.1
- Coal Mines and Mining--Preparation Plant Exteriors.1
- Coal miners--West Virginia--Pursglove.1
- Coal preparation plants--West Virginia--Pursglove.1
- Freight cars--West Virginia--Pursglove.1