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Topical Subjects
- Mine ventilation.1
- Railroads--Track--West Virginia--Thomas.1
- Rivers--Kanawha River.1
- Safety lamps.1
- Scrapers (Earthmoving machinery)1
- Swimmers.1
- Tanks--West Virginia--Thomas.1
- Tanks.1
- Tipples--West Virginia--Bolair.1
- Tipples--West Virginia--Cedar Grove.1
- Tipples--West Virginia--Fairmont.1
- Tipples--West Virginia--Thomas.1