Unused subdivisions: Air Traffic Control Division. Office of Federal Airways; Airman Development Division; Airport Division; Division of Research; Office of Airports; Office of Aviation Training; Office of Federal Airways; Program Planning Office; Aircraft Engineering Division; Aircraft Airworthiness Section; Engineering Section; Office of the Administrator of Civil Aeronautics; Aviation Statistics Division; Division of Aviation Statistics; Program Planning Staff; Technical Development and Evaluation Center; Airframe and Equipment Engineering Branch; First Region; Airways Operations Division; Eighth Region; Air Carrier Maintenance Branch; Aviation Training Service; Turbine-Powered Transport Evaluation Team; Aviation Education Staff; Office of Program Coordination; Region IV; Office of Planning, Research and Development; Office of Aviation Safety; General Safety Division; Office of Flight Operations and Airworthiness; Office of Air Traffic Control; Examinations Branch; Maintenance Engineering Branch; Aviation Education Division; Office of Aviation Information; Office of Aviation Development
LC man. auth. cd. (hdg.: United States. Civil Aeronautics Administration; under provisions of Dept. of Commerce order 52, Aug. 29, 1940, that part of the Civil Aeronautics Authority, the functions of which were admin. by the administrator of civil aeronautics under the direction and supervision of the secretary of commerce, was given the organization title Civil Aeronautics Administration; superseded by U.S. Federal Aviation Agency, estab. by Federal aviation act of 1958, eff. 23 Aug. 1958)