Scale 1:500,000. 1 in. on the map represents approximately 8 miles on the ground ; Lambert conformal conic projection based on standard parallels 33° and 45° (W 94°37ʹ00ʺ--W 89°38ʹ00ʺ/N 36°29ʹ00ʺ--N 33°00ʹ00ʺ).
Note
Relief shown by contours, gradient tints, shading, and spot heights. At head of title: Department of the Interior, United States Geological Survey. UTM grid: Zones 15 and 16. "Compiled in 1989 from USGS 1:100 000-scale topographic maps dated 1975-1986." Includes population key. "34092-E1-SR-500."