- Lewis County Archives, 1775/19331
- Logan Osborne Family and Business Records, 1761/19821
- Margaret B. Ballard, Compiler, Monroe County Historical Papers and Other Material, 1783/2021, bulk 1910/19701
- Monongalia County Historical Records, 1792/1982, bulk 1878/19761
- Nineteenth Century Invoices and Receipts Collection, 1804/18891
- Papers regarding Early Settlers of Aurora in Preston County, 1788/1943, bulk 1820/19161
- Peter Larew Papers, 1790/18921
- Robert T. Moore Records, 1797/19091
- Ruffner Family Papers, 1813/18861
- Salt Sulphur Springs Records, 1819/19321
- Stuart Family Papers, 1785/18801
- Talbott-Tolbert Family Papers, 1784/19311
- Vida Bailey, Collector, Papers, 1790/18821
- Woodbridge Mercantile Company Records, 1743/18821
- Woodbridge-Blennerhassett Papers, 1797/19351