Subjects
- Genealogy2
- Immigration.1
- Iron furnaces and iron industry.1
- Judges - letters and papers.2
- Labor organization. SEE ALSO Coal mining - labor1
- Lawyers - letters and papers.3
- Lumber trade1
- Maps.1
- Mills and mill-work1
- Petroleum industry and trade1
- Politicians1
- Politicians -- United States2
- Politics and government.4
- Public records1
- Railroads4