IS-4 Jastrząb

IS-4 Jastrząb
General information
TypeGlider
National originPoland
ManufacturerInstytut Szybownictwa
Designer
J Niespał
Number built37
History
Introduction date1950
First flight21 Dec 1949

The IS-4 Jastrząb (Instytut Szybownictwa – gliding institute) was a single-seat aerobatic glider designed and built in Poland from 1949.