Williams Air Force base, Chandler, Arizona.
American commentary. The ejection of the seat is produced by the powder charge in a 37 mm shell, which the pilot himself sets off.
MS. Man being strapped to ejector seat MS. Man setting powder charge. MS. Pilot's hand on ejector button. MS. Ejector charge is fired, and seated pilot 'ejected' up ramp. MS. Officers watching. MS. Pilot coming down ramp. MS. (Elevated) Pilot 'ejected'.