Shaky dull in contrast and imagery - DOS Fred Snite, Jr., plucky youth who has lived in a respirator since stricken with Infantile Paralysis, watches the horses go by at Arlington Park from his new Periscope Trailer. Car pulling trailer down road, then pulls into park area. MCU Mirror being maneuvered on top of trailer, interior of trailer with nurses and mirror being moved in order for Fred to see horse race. Horses running on track. Horses run past open trailer alongside track.