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Topical Subjects
- Coal mines and mining.[remove]103
- Tipples.[remove]103
- Coal Mines and Mining.58
- Coal--Transportation.35
- Coal Mines and Mining--Tipples.30
- Freight cars.28
- Conveying machinery.23
- Coal Mines and Mining--Consolidation Coal Company.6
- Coal Mines and Mining--Mine Facilities.2
- Coal Mines and Mining--Pocahontas Operators Association.2
- Coal Mines and Mining--William River Mine.2
- Coal preparation plants.2
- Coal Mines and Mining--Strikes--H.B. Lee Collection.1
- Coal Mines and Mining--Trevey Collection.1
- Coal miners--Dwellings.1
- Coal mines and mining--West Virginia--Logan County.1
- Headframes (Mining)1
- Mine railroads.1
- Railroad tracks.1
- Steam shovels.1