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
1977 British Airtours Boeing 707 crash trainee first officer took 2–3 seconds. After investigating the crash for one year and four months, the AAIB published its final report in September 1978, stating the probable cause of the accident: "A loss of control which resulted from a delay in taking full corrective action during a simulated outboard engine failure exercise during take-off." G-APFK was damaged beyond repair in the accident and fire. It was written off in November 1978 and scrapped in 1979. 1977 British Airtours Boeing 707 crash On 17 March 1977 a British Airtours Boeing 707 being used for pilot training crashed and caught fire