Ключевые слова: aero, aerodynamics, aerospace, air, aircraft, airplane, airports, avia, aviation, berlin, dc3, douglas, exhibition, fly, fuselage, germany, halix, hungary, ila, industry, international, karman, li2, licensebuilt, lisunov, malev, propeller, ps84, schoenefeld, schonefeld, show, soviet, technology, theodore, todor, transport, transportation, union, ussr, vehicle,