- Thomas L. Williams collection1,831
- O.W. Riegel Papers1,189
- Siler Family Papers1,145
- A. Willis Robertson Papers1,086
- Philip S. Hench Walter Reed Yellow Fever collection921
- Long/Trail Southeastern West Virginia Historical Records696
- United Mine Workers of America, Health and Retirement Funds, Records670
- Director's Correspondence (RG-01)562
- West Virginia University, President's Office, Records537
- Harley Martin Kilgore (1893-1956), Senator, Papers471
- Gregory A. Prince Mormon Studies Collection438
- Francis J. McNamara papers428
- American Public Transportation Association records341
- Carl A. "Pappy" Fehr papers315
- Willis Guy Tetrick, Jr. Genealogy Research Papers296