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Topical Subjects
- Coal Mines and Mining--Coal Transportation--Rail.4
- Coal Mines and Mining--Company Stores and Offices.1
- Coal Mines and Mining--Consolidation Coal Company.5
- Coal Mines and Mining--Miners at Work.5
- Coal Mines and Mining--Preparation Plant Exteriors.8
- Coal Mines and Mining--Preparation Plant Interiors.6
- Coal Mines and Mining--Tipples.1
- Coal miners--Dwellings.2
- Coal miners.6
- Coal mines and mining--Safety measures.1
- Coal mines and mining--West Virginia--Lochgelly.1
- Coal mines and mining--West Virginia--Summerlee.2
- Coal mines and mining.9
- Coal preparation plants--West Virginia--Summerlee.1
- Coal preparation plants.6
- Coal preparation.5
- Coal--Geology.1
- Coal--Transportation--West Virginia--Summerlee.2
- Coal--Transportation.11
- Conveying machinery.4