County Commissioners of Allegany County, Maryland, Plans for Lavale Toll Gate House Building, United States Rt. #40, National Highway, Allegany County, Maryland, Blueprints, 1969 April 1

County Commissioners of Allegany County, Maryland, Plans for Lavale Toll Gate House Building, United States Rt. #40, National Highway, Allegany County, Maryland, Blueprints, 1969 April 1, Box: 99, Item: 250. 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/155974 Accessed July 02, 2024.