Sabena from Seaboard World Airlines, using them mainly on transatlantic routes. In the same period, there were experiments with helicopter passenger service using Sikorsky S-58 aircraft from Brussels to Antwerp, Rotterdam, Eindhoven and the Paris heliport at Issy-les-Moulineaux. 1960 saw the introduction of the Boeing 707-320 intercontinental jet for trans-Atlantic flights to New York. SABENA was mainland Europe's first airline to operate a jet across the Atlantic (BOAC had been flying jet transatlantic services using the de Havilland Comet 4 since 4 October 1958). One of Sabena's aircraft became the first Boeing 707 to crash while in commercial service when Flight
Boeing Renton Factory the Boeing C-97 Stratofreighter for the United States Air Force. In all, 943 C-97s were built in the Renton plant. In May 1954 the prototype of what would become the Boeing 707, the Boeing 367-80, was rolled out at the Renton plant starting a long association with the production of the Boeing 707 line. When the first production Boeing KC-135 Stratotanker first flew in August 1956 from Renton it was named "City of Renton". The first production Boeing 707 was rolled out at Renton on 28 October 1957 and production continued to the last 707. The Boeing 707 final assembly