Subjects
- Genealogy7
- Account books6
- Birth, marriage, and death records.6
- Revolutionary War.6
- Surveyors and surveying.5
- Taxation4
- Cemeteries and cemetery readings3
- Lawyers - letters and papers.3
- Mills and mill-work3
- African-Americans. SEE ALSO Coal miners - African Americans.2
- Diaries and journals.2
- Enslaved persons2
- Iron furnaces and iron industry.2
- Mexican War, 1846-18482
- Petroleum industry and trade2