ouglas Model DC-9-10, -20, -30-, -40, and -50; DC-10-10, -15..30. and -444 ;It s MD-11: and DC-9-80 series alrplazics; and Model MD-88 airplanes: . Dassault AV/S.111On Model Mystcre-Falcon 50 and 900 series airplanes; • Short Brothers Model 503-60 series airplanes; de Havilland Model DHC-8-100 and DHC-7 series ai