One of the many color photos taken by Hugo Jaeger during World War II. See the collection here.
July,1942. "Training high school boys to identify planes. There's no question about these young people's ability to recognize airplanes by their silhouettes. They're learning this and other essential facts of aviation at Weequahic High School, Newark, New Jersey, in a course designed to teach students the fundamentals of flying." Office of War Information photo.