
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)
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)