Air Navigation Map No. 14 (Experimental), 1932

This map depicts the corridor for flight navigation between Rock Springs, Wyoming, and Salt Lake City, Utah, including major urban areas, roads, railroads, etc., and the location of airfields and navigation beacons. It was compiled and produced by the Engineer Reproduction Plant, U.S. Army, Washington D.C., under the direction of the Information Division, Office Chief of Air Corps in 1925, and revised in 1932.