29.08.1930 First in USSR inflight refueling on Polikarpov R-1 aircraft. Polikarpov R-1/R-2
29.08.1943 High speed record reached in USSR for piston-engined aircraft. Mikoyan I-220 equipped with M-39 1700 hp engine reached 697 km/h. Pilot - A.I.Zhukov. MiG MiG-1/MiG-3