Map of the Survey of the Potomac [Maryland] Canal, ca. 1825, undated

Map of the Survey of the Potomac [Maryland] Canal, ca. 1825, undated, Box: 84, Item: 60. 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/155782 Accessed November 22, 2024.