St. Nicholas, Pennsylvania Central Breaker Engineering Drawings, Piping System, 1931 August 24-1932 July 29

St. Nicholas, Pennsylvania Central Breaker Engineering Drawings, Piping System, 1931 August 24-1932 July 29, Box: 77, Item: 6. 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/155728 Accessed November 22, 2024.