Bulletin officiel / Commission internationale de navigation aérienne = Official bulletin / International Commission for Air Navigation Convention portant réglementation de la navigation aérienne en date du 13 octobre 1919 / Commission internationale de navigation aerienne Aviation week and space technology Interavia : internationale Luftfahrt-Korrespondenz Interavia : international correspondence on aviation Interavia air letter : the world's aviation newsfronts from day to day AAHS journal Ali Antiche / Gruppo Amici Velivoli Storici Interavia : Querschitt der Weltluftfahrt Vliegen in Nederland Logboek: Historische Luchtvaart: uitg. DDA Classic Airline : Dutch Dakota Association jane's yearbooks Jane's civil and military aircraft upgrades