Collection
- Festus P. Summers (1895-1971), Historian, Papers1
- Harrison Hagans (1796-1867) Papers1
- Harvey W. Harmer (1865-1961) Papers1
- Henri Jean Mugler Diary and Memoir1
- John Bassel (1840-1914) Papers1
- John Jacob Cornwell (1867-1953), Governor, Papers and Records1
- John Thomas McGraw (1856-1920) Papers1
- Marshall, Ohio, and Wood Counties Legislative Petitions1
- Parkersburg Town Council Journals1
- Preston Family Papers1
- Siler Family Papers1