us-navy-aircraft-training-aerial-photography-mh-spring-2023.jpg The observer in a U.S. Navy aircraft trains in aerial photography at Naval Air Station Norfolk, Va., in 1940. (Branger/Roger VIollet, FPG, Print COllector, Corbis (Getty Images)) Branger/Roger VIollet, FPG, Print COllector, Corbis (Getty Images)