Capital Airlines Lockheed Constellations. In 1955 they became the first U.S. operator of the British manufactured, four engine Vickers Viscount, the first passenger turboprop airliner. The Viscount propjets were deployed on the flagship Washington-Chicago route and the airline had planned to fly them on expanded service; however, Capital was mostly stymied by the federal Civil Aeronautics Board (CAB). The CAB also refused Capital a requested subsidy. Still, Capital's passenger-miles in 1957 were 88% more than 1955. On November 14, 1956 a Capital pilot reported seeing a blue-white ball in the sky. The pilot, Captain William J. Hull, was a senior captain who
United Aircraft Corporation The Tu-204 was succeeded by its variant, the Tu-214. The Ilyushin Il-114 is a turboprop, narrow-body regional airliner developed to replace the Antonov An-24, which most were in service of Aeroflot. However, only 20 were built so far, and only two airlines were using it, so the Il-114's production was temporarily ceased. The Sukhoi Superjet 100 is the first airliner and regional jet airliner that is developed and exported under the UAC brand, by which it was developed by Sukhoi Civil Aircraft, a branch of the UAC. The Sukhoi Superjet 100 was designed to compete with the Antonov An-148, Embraer