NPS in Virginia, Inventory of Historic Sites, and Designating the Civil War Center in Louisiana : Hearing Before the Subcommittee on Parks, Historic Preservation, and Recreation of the Committee on Energy and Natural Resources, United States Senate, One Hundred Fourth Congress, Second Session, on S. 305, S. 1226, H.R. 1091, S.J. Res. 42, S. 1225, March 21, 1996