Monongahela River, West Virginia, Lock #7, Lock Walls, Power House Foundation; Culvert System Map, 1923 June 1-1924 August 6

Monongahela River, West Virginia, Lock #7, Lock Walls, Power House Foundation; Culvert System Map, 1923 June 1-1924 August 6, Box: 77, Item: 2. Institute for the History of Technology and Industrial Archaeology Records, A&M 3936. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/155724 Accessed September 28, 2024.