Subjects
- Railroads - Baltimore and Ohio Railroad.4
- Diaries and journals.3
- Railroads3
- Farms and farming.2
- Politics and government.2
- Academies1
- Account books1
- Antietam, Battle of, Md., 18621
- Baltimore Infirmary -- Baltimore (Md.)1
- Banks and banking1
- Baptists1
- Birth, marriage, and death records.1
- Broadsides.1
- Builders and contractors.1
- Cemeteries -- National Cemetery1