The Yakovlev Yak-40 (Як-40; NATO reporting name "Codling") was the world's first jet airliner designed specifically for local air routes: a straight-winged trijet with a T-tail and retractable tricycle gear, able to work from grass or…
The Yakovlev Yak-42 is a narrow-body trijet for mid-range routes and the first Soviet airliner powered by modern high-bypass turbofans. It first flew on 7 March 1975 and began scheduled service on 22 December 1980.