- Harry T. Leeper, Collector, Papers, 1779/19151
- Henry Ruffner (1790-1861) and William Henry (1824-1908) Papers, 1829/19131
- Jacob M. Campbell Papers, 1861/1888, bulk 1861/18651
- James Z. McChesney Papers, 1853/19591
- John C. Sanders, Collector, Papers, 1816/19001
- John J. Polsley Papers, 1862/1879, bulk 1862/18651
- John P. Clarke (1825-1900) Papers, 1851/19001
- John R. Lynch Papers, 1856/19241
- McNeill Family Papers, 1770/19291
- Mrs. Glenn V. Longacre, Collector, Papers, 1814/19151
- Philip Bagdon, Research Notes regarding Cass, West Virginia, 1876/19761
- Robinson Family Manuscripts, 1847/18831
- Roy Bird Cook, Collector, Papers regarding the Civil War in Southern West Virginia, 1844/1938, bulk 1861/18671
- Roy Thistle, Collector, Scrapbook regarding Ohio River History, 1855/19341
- Scott-Palmer Family Papers, 1856/19171