- L. Henry Smith Family Papers, 1823/1878, bulk 1850/18741
- Lantz Family Papers, 1814/19211
- 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
- Marmaduke Dent Ledgers, 1855/18911
- Monongalia County Historical Records, 1792/1982, bulk 1878/19761
- Morris & Younginger, General Store Business Ledgers, 1851/19131
- Mullen Family Papers, 1841/19321
- 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
- Reed General Store (Taylor County, W.Va.) Ledgers, 1851/18931
- Robert T. Moore Records, 1797/19091
- Ruffner Family Papers, 1813/18861