1935 SABENA Savoia-Marchetti S.73 crash 1935 SABENA Savoia-Marchetti S.73 crash The 1935 SABENA Savoia-Marchetti S.73 crash occurred on 10 December 1935 when Savoia-Marchetti S.73 OO-AGN of Belgian airline SABENA crashed at Tatsfield, Surrey, England, while on an international scheduled flight from Brussels Airport, Belgium to Croydon Airport, United Kingdom. All eleven passengers and crew were killed. The accident aircraft was Savoia-Marchetti S.73 OO-AGN, c/n 30004. The aircraft had entered service on 6 May 1935. The aircraft was operating an international scheduled service from Brussels South Charleroi Airport to Croydon, the main airport of London. Between 16:30 and 17:00 GMT, the aircraft crashed into the large
Airline teletype system although it is now owned by Rockwell Collins. In 1949, the Société Internationale de Télécommunication Aeronautique (SITA) was formed as a cooperative by 11 airlines: Air France, KLM, Sabena, Swissair, TWA, British European Airways, British Overseas Airways Corporation, British South American Airways, Swedish AB Aerotransport, Danish Det Danske Luftfartselskab A/S, and Norwegian Det Norske Luftfartselskap. Their aim was to enable airlines to be able to use the existing communications facilities in the most efficient manner. Morse code was the general means of relaying information between air communications stations prior to World War II. Generally, it was only necessary to relay