HomeAD libraryBy monthApril 1948ADs published in April 19486 Airworthiness Directives.March 1948May 1948AirplaneAD 48-08-01 · published 1948Textron Aviation Inc. AirplanesTextron Aviation Inc. AirplanesAD 48-08-02 · published 1948American Champion Aircraft Corp., Don Luscombe Aviation History Foundation, Inc. AirplanesAmerican Champion Aircraft Corp., Don Luscombe Aviation History Foundation, Inc. AirplanesAD 48-08-03 · published 1948Sierra Hotel Aero, Inc. AirplanesSierra Hotel Aero, Inc. AirplanesAD 48-09-01 · published 1948The Boeing Company AirplanesThe Boeing Company AirplanesAD 48-09-02 · published 1948The Boeing Company AirplanesThe Boeing Company AirplanesAD 48-09-03 · published 1948Don Luscombe Aviation History Foundation, Inc. AirplanesDon Luscombe Aviation History Foundation, Inc. Airplanes
