- U. S. Court Martial Book1
- U.S. 1st-6th Volunteer Infantry (Ex-Confederates), Civil War Service Records1
- U.S. Department of Commerce, Coast and Geodetic Survey, Selected Civil War Maps1
- U.S. Seizure and Confiscation Book (MS207)2
- U.S. v $28,000-Effects of R. E. Lee et al. Case Files,2
- Umbarger Family Correspondence2
- Unidentified Civil War Union Soldier letter1
- Union Army Special Order (Montgomery County, VA),2
- Union Hospital Bed Card2
- Union Soldier Photograph2
- Union Volunteers of West Virginia Regiments, Civil War Service Records262
- United Daughters of the Confederacy Williamsburg (Va.) records1
- United Daughters of the Confederacy, Dr. Harvy Black Chapter Records2
- United States Army, 12th West Virginia Infantry Regiment, Records1
- United States District Court, Western District of Virginia, Records1