Subjects
- Coal mining - coal and coke sales.1
- Coal mining - coal companies.2
- Coal mining - coal operators associations.1
- Coal mining - company stores.1
- Coal mining -- Strikes3
- Coal mining.2
- Coal trade1
- Education1
- Engineering1
- Gas industry1
- Maps.1
- N&W Railroads - railroads.1
- New Deal, 1933-19391
- New River coalfields.1
- Petroleum industry and trade1