Royal Australian Air Force it was decided by the Air Board that the RAAF would adopt the rank structure that had been implemented in the RAF the previous year. As a result, the RAAF's rank structure came to be: Aircraftsman, Leading Aircraftsman, Corporal, Sergeant, Flight Sergeant, Warrant Officer, Officer Cadet, Pilot Officer, Flying Officer. Flight Lieutenant, Squadron Leader, Wing Commander, Group Captain, Air Commodore, Air Vice Marshal, Air Marshal, Air Chief Marshal, Marshal of the RAAF. In 1922, the colour of the RAAF winter uniform was determined by Williams on a visit to the Geelong Wool Mill. He asked for one dye dip fewer
Structure of the Royal Air Force in 1989 operational RAF bases and stations, the AOC Signals Units and AO Signals administered the following units. Additional specialized signals units were detached to Royal Air Force Germany, British Sector Berlin, British Forces Gibraltar, British Forces Falkland Islands and British Forces Cyprus. The RAF Regiment was headed by the Commandant-General, RAF Regiment and Director-General of Security with the rank of Air Vice-Marshal, who was responsible for security at all RAF installations. The RAF Regiment served as the Royal Air Force's airfield defence corps. The regiment administered, trained and maintained its squadron, which operationally were under the commanders of the airfields they