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Topical Subjects
- Tipples.[remove]11
- Coal mines and mining.8
- Coal Mines and Mining--Tipples.7
- Coal preparation plants.3
- Coal Mines and Mining--Preparation Plant Exteriors.2
- Coal--Transportation.2
- Freight cars.2
- Coal Mines and Mining--Mine Facilities.1
- Coal Mines and Mining--Preparation Plant Interiors.1
- Coal preparation plants--Kentucky--Van Lear.1
- Conveying machinery.1
- Headframes (Mining)1
- Pumping machinery.1