sentences:  Quickly the School's main business became language training for students due to train at either the Flying School or the Aeronautical Engineering College and it became part of Air Service Training.Pilot training at Perth ceased in 1996 but a successful engineering training college continues to this day under new ownership as Air Service Training (AST).Throughout the 1960s Airwork continued elementary and University Air Squadron flying training including training pilots of the Army Air Corps at Middle Wallop in DHC Chipmunks and Hiller UH-12s.