View of building and skyscrapers at a city in United States. Civilians seated in classroom listen to a lecture on civil defense. Woman instructor at blackboard points out to phonetic alphabet chart. Factory workers listen to the lecture and ask questions. A Sergeant with model planes in hand, explains and demonstrates to the class.
Men get out of a car and walk up to an observation tower. Observers look through binoculars. Man comes out of shack on top of the tower. Woman at window of shack makes notations. Civilians learn about interception at a control and intercept station. Men and women learn to place marker on a flat control board.
United States Airmen work at filter center. Men receive call at an Interceptor station. Officer speaks over phone. Pilots get into jeep and drive away. They get into cockpit of an airplane. Two jet planes speed along for take off on runway.
United States Air Force Lieutenant sits in front of radar scope unit. Air Force personnel in the background perform other duties with radar scope. Lieutenant scans scope and gives information on phone for United States air defense.
Representatives of Navy, Air Force, CAA and other organizations seated in Air Defense Spotter monitoring room. Men seated on table, call and answer phone, give and receive messages. Large vertical plotting board made of Plexiglas. Airmen stand on platform in rear of marking information behind glass. They give hand signals.
Civilian Aircraft Spotter seated on desk in a home speaks over phone. He reads out a message from a sheet of paper lying on table. Man wears binoculars round his neck. He is a participant in U.S. civilian air defense.
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