Subjects
- Coal mining.1
- Lumber trade1
- Maps.1
- Petroleum industry and trade1
- Politics and government.1
- Railroads1
- Railroads - Baltimore and Ohio Railroad.1
- Railroads - Coal and Coke Railroad.1
- Railroads - Monongahela River Railroad.[remove]2
- Railroads - Ohio River Railroad.1
- Railroads - West Virginia and Pittsburgh Railway.2
- Virginia-West Virginia debt controversy.1