Morava Zlin Aero Service was set up late in 2000 to market an ultra-light aircraft known as the Savage. The prototype was first flown in 1997 and initial development took place in Italy, parts being manufactured in the Czech Republic, type approval being obtained in late 2003.

In the late 1920s de Havilland was working towards the development of a light-four-cylinder in-line engine for aviation use and in 1931 designed a new variant of the upright Gipsy III engine which ran inverted

Leopard Moth appeared in 1933 as a successor to the DH 80 Puss Moth. The prototype was flown for the first time at Stag Lane, Edgeware, UK, on 27 May 1933 with Class B marking E1, later becoming G-ACHD (c/n 7000), and it became the personal aircraft of Capt de