'Prepared by Nevada State Highway Department, Planning Survey Division, in cooperation with U.S. Department of Transportation, Federal Highway Administration.' 'Copyright Nevada State Highway Department.' 'Transverse mercator projection. Mount Diablo base and meridian. 50,000 meter universal transverse mercator grid zone 11.' Insets of Reno-Sparks area, Las Vegas area, Lake Tahoe area. 29-H53/21:N41-1975.