National Geographic : 1951 Oct
New Guided Missile Takes Off... .This newest anti-aircraft missile, soaring upward on its supersonic flight, is launched, steered and exploded by electronic control.... These powerful missiles blast high-flying enemy aircraft out of the sky... .The control devices were developed by the Bell System's research and manufacturing units - the Bell Telephone Laboratories and Western Electric Company-working together in traditionally close relation ship. . ..This guided missile assignment for the Army Ordnance Corps is just one of many important military projects now entrusted to the Bell Telephone System.