SABCA S.XII SABCA S.XII The S.A.B.C.A. S.XII or S.A.B.C.A S.12 was a four-passenger light transport aircraft with three engines and a high wing, built in Belgium early in the 1930s. The SABCA S.XII (or S.12) was a response to a July 1930 Belgian government call and funding for an all-Belgian multi-engine aircraft able to carry a useful load of between . This was prompted by the purchase that summer by the national airline, SABENA, of four Westland Wessex trimotors. Speed, range and cabin minimum dimensions were specified, a first flight before October 1930 was required and two examples were to be built.
Airline aircraft, but JAL sold tickets for the flights as if they were JAL flights. This practice allows airlines to expand their operations, at least on paper, into parts of the world where they cannot afford to establish bases or purchase aircraft. Another example was the Austrian–Sabena partnership on the Vienna–Brussels–New York/JFK route during the late '60s, using a Sabena Boeing 707 with Austrian livery. Since airline reservation requests are often made by city-pair (such as "show me flights from Chicago to Düsseldorf"), an airline that can codeshare with another airline for a variety of routes might be able to be