Sabena Flight 503 on the crash site in 2010. Sabena Flight 503 The crash of Sabena Flight 503 was an accident involving a Douglas DC-6 of the Belgian airline company Sabena which crashed into Monte Terminillo near Rieti, Italy, 100 km north east of Rome on 13 February 1955, killing all 29 people on board. The Douglas DC-6 involved was built in 1947 with serial number 43063/60 and registration OO-SDB and was used by the Belgian airline company Sabena until its destruction in 1955. Sabena Flight 503 was a Douglas DC-6 which departed from Brussels, Belgium at 17:17 GMT en route to Leopoldstad,
National Airlines (1934–1980) Maytag, Jr. (grandson of Maytag Corporation founder Frederick Louis Maytag I), who had previously led Frontier Airlines bought a majority share in National Airlines and replaced George T. Baker as CEO. In 1960, the airline modernized its fleet with new Douglas DC-8 jetliners which were then followed by ten new Boeing 727-100 trijets, the first of which was delivered in 1964. After the retirement of the Electras in 1968, National became an all-jet airline with the DC-8 and 727. The airline introduced the first jet service into Key West, FL in 1968 with the Boeing 727-100. The Douglas DC-8 fleet