Topical Subjects
- Rivers.5
- College buildings--West Virginia--Morgantown.4
- Fire fighters.4
- Mine safety.4
- Portraits--Unidentified Males.4
- Coal dust.3
- Coal.3
- Conveying machinery.3
- Dwellings.3
- Fire engines--West Virginia--Morgantown.3
- Formations (Geology)3
- Mine safety--West Virginia.3
- Steamboats.3
- Camels.2
- Classrooms--West Virginia--Morgantown.2
- Coal miners--Dwellings.2
- Coal mines and mining--Illinois--Nokomis.2
- Coal preparation plants--Equipment and supplies.2
- Coal preparation plants--Illinois--Nokomis.2
- Coal washing.2