Engineering Drawings -- Elk Creek Bridge; Delta Engineers, Inc. [3 sheets], undated

Engineering Drawings -- Elk Creek Bridge; Delta Engineers, Inc. [3 sheets], undated, Map Case: 11, Drawer: 10, Folder: 3. 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/188196 Accessed November 26, 2024.