. . . . . "Central Flying School" . "training school" . . . . . . . . . . . . . . "Royal Air Force (Middle East) Central Gunnery School" . . "Flying Instructors School, Upavon RAF" . "Central Flying School (Helicopter)" . . "Imprimis Praecepta (" . ")" . . . . . . . . . "CFS" . . "Royal Air Force Central Flying School." . . "No. 101 Flying Refresher School" . . "Central Air Traffic Control School" . . . "Central Flying School Advanced Training Unit" . . . . . . . . . . . . . "Our teaching is everlasting" . . . . . . . . . . "Central Navigation and Control School" . . "Central Flying School (Helicopter) Squadron" . . . . . . . . "Central Flying School" . . . "Flying Training School" . . . . . "6 Flying Training School" . . . . . "Instructor training and flying training oversight" . "No. 2 Central Flying School RAF" . . "1912" .