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Topical Subjects
- Mine railroads--Cars.[remove]36
- Coal mines and mining.11
- Coal Mines and Mining.8
- Coal Mines and Mining--Coal Carts.7
- Coal miners.7
- Coal mines and mining--West Virginia--Fairmont.5
- Coal mines and mining--West Virginia--Thomas.5
- Coal Mines and Mining--Mine Interiors--Machinery.3
- Coal mines and mining--Explosives.3
- Dynamite.3
- Coal Mines and Mining--Consolidation Coal Company--Inspection Trip, 1948.2
- Coal Mines and Mining--Mine Entrances.2
- Coal Mines and Mining--Mine Facilities.2
- Coal Mines and Mining--Mine Interiors.2
- Coal Mines and Mining--Miners at Work.2
- Coal Mines and Mining--Pocahontas Operators Association.2
- Coal mines and mining--West Virginia.2
- Coal trade.2
- Coal-handling machinery.2
- Cities--Grafton--Loar Collection--Coal Mining.1