504 (County of Nottingham) Squadron was one of the Special Reserve Squadrons of the Auxiliary Air Force, and today is a reserve force of the RAF Regiment. It was integrated into the AAF proper in 1936.
504 (County of Nottingham) Squadron was one of the Auxiliary Air Force's Special Reserve Squadrons, and today it is a reserve force of the RAF Regiment. It was incorporated into the AAF in 1936.