Sukhoi Su-12
The Sukhoi Su-12 (Aircraft RK) was a prototype Soviet reconnaissance and artillery spotter aircraft developed during World War II. == Development == In November 1943, the Sukhoi OKB designed an artillery spotter aircraft based on the German Focke-Wulf Fw 189. As designed, the aircraft had a crew of three and was powered by a pair of Shvetsov M-62 engines.