- Davis Family Papers, 1800/19411
- Dawson Coal Company Collection, 1917/19481
- Ebenezer Wilson Patton Papers, 1869/18791
- Empire Laundry Company Records, 1914/19571
- Gary Weiner, Collector, Clarksburg Historical Records, 1850/2006, bulk 1870/20001
- George Jackson (1757-1831) Letter, 18031
- Hardy County Papers, 1788/19411
- Harrison County Court Records, 1784/19031
- Harrison County Court Records, Two Plats of Downtown Clarksburg, 18221
- Harvey W. Harmer (1865-1961) Papers, 1842/19611
- Haymond Family Papers, 1783/1867, bulk 1825/18671
- Henry Solomon White Papers, 1861/18651
- Ira E. Robinson Papers, 1869/19511
- J. S. Algeo, An Unpublished History of the Hazel-Atlas Glass Company, Typed Document, 1885/19561
- Jacob Lester, Soldier, Civil War Letters, 1864/18651