glider and production ceased. The existing aircraft were used productively in 1933. The prototype took part in the first Polish training course on tow-launching, held at Warsaw-Mokotów in February and two were at the next such event at Lwów in July. On 22 April Maria Younga, based at Bezmiechowa, set a new Polish women's duration record of 110 minutes. At a meeting in Lwów in the autumn of 1933 Michał Blaicher gave the first exhibition of glider aerobatics seen in Poland. Gliding clubs at both at Lwów and Bezmiechowa used them, the former until 1935. Variants ITS-II Prototype ITS-IIaProduction version, with modified rear fuselage. About five built. Specifications References Aircraft first flown in 1932 1930s Polish sailplanes