The Navaho missile and Six Generations XN-1 to XN-6.
The biggest contract awarded to the Aerophysics Lab was a powered rocket called the Navaho. During its development in the early 1950s Evans began to ascend the management ladder. “Headed for the vice presidency?” his WashU professor Roy Glasgow might have asked. Recall that Glasgow had steered Evans away from his declared major of Engineering Administration. Fueling America’s aerospace industry in the 1950s was the threat posed by the Soviet Union. The USA and USSR were in an arms race. School children were subjected to Duck and Cover drills, not in fear of a shooter but an atom bomb.