Weiss WM-10 Ölyv
The Weiss WM-10 Ölyv (English: "Buzzard") was a 1930s Hungarian biplane trainer designed and built by the Manfred Weiss company. == Development == First flown in September 1931 the WM-10 was a single-bay two-seat primary training biplane powered by the companies own 75 kW (100 hp) MW Sport I engine.