American soldier examines North-Korean anti-aircraft positions through a magnifying loupe. In the foreground is a well-equipped stereoscope. March 1952. (USAF Photo)
1943 – Photo from a camouflage class at New York University, where men and women make models from aerial photographs and devise a camouflage scheme for a defense…
1943 – A camouflage class at New York University, where men and women make models from aerial photographs and devise a camouflage scheme for a defense plant. This…