Subjects
- Education3
- Iron furnaces and iron industry.3
- Schools. SEE ALSO Academies3
- Coal mining.2
- Diaries and journals.2
- Lumber trade2
- Mills and mill-work2
- Petroleum industry and trade2
- Politics and government.2
- Railroads2
- Turnpikes. SEE ALSO Roads.2
- Aeronautics1
- African-Americans. SEE ALSO Coal miners - African Americans.1
- Banks and banking1
- Builders and contractors.1