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Topical Subjects
- Coal Mines and Mining.[remove]45
- Coal mines and mining--Kentucky.[remove]45
- Tipples--Kentucky--Design and construction.14
- Tipples--Kentucky.8
- Coal miners--Kentucky.6
- Coal--Transportation--Kentucky.3
- Mine railroad cars--Kentucky.3
- Coal-mining machinery--Kentucky.2
- Mine railroads--Kentucky.2
- Coal miners--Dwellings--Kentucky.1
- Conveying machinery--Kentucky.1
- Electric substations--Kentucky.1
- Freight cars--Kentucky.1
- Lumber-yards--Kentucky.1
- Sawmills--Kentucky.1