State Road Commission of West Virginia, Plan and Profile for Construction of State Road W.V.#7, Pentress Bridge and Approaches over Dunkard Creek, Clay District, Monongalia County, Weset Virginia, Blueprints, March 1957

State Road Commission of West Virginia, Plan and Profile for Construction of State Road W.V.#7, Pentress Bridge and Approaches over Dunkard Creek, Clay District, Monongalia County, Weset Virginia, Blueprints, March 1957, Box: 97, Item: 214. 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/155938 Accessed September 28, 2024.