Compiled in 1970. Includes population key. Source data U.S. Dept. of the Interior - Geological Survey topographic maps. U.S. Dept of the Army - Corps of Engineers topographic maps.
Imprint: [Reston, Va.] : U.S. Geological Survey, 1973
Dimensions: 91 x 59 cm; Scale: 1:500,000
Coordinates: W0880700 W0844500 N0414500 N0374600