Sabena taken delivery of two Douglas DC-3s. During the war the airline managed to maintain its Belgian Congo routes, but all European services ceased. After the war, in 1946 Sabena resumed operating a network of intra-European scheduled services. The fleet initially consisted mainly of Douglas DC-3s. There were thousands of surplus Douglas C-47 Skytrains (the military variant of the DC-3) available to help airlines restart operations after the war. The airline now flew under the name of SABENA - Belgian World Airlines. Sabena started its first transatlantic route to New York City on 4 June 1946, initially using unpressurised Douglas DC-4
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