The Hurel-Dubois HD.31, HD.32, and HD.34 were a family of civil aircraft produced in France in the 1950s, based on the high-aspect ratio wing designs of Maurice Hurel.
The prototype HD.31 demonstrating at Coventry Airport in June 1954
HD.34 survey aircraft of the IGN at its base at Creil airfield in 1967
The prototype HD31 demonstrating at Coventry Airport in June 1954
The Short SC.7 Skyvan is a British 19-seat twin-turboprop aircraft first flown in 1963, that was manufactured by Short Brothers of Belfast, Northern Ireland. Featuring a basic rugged design and STOL c
Hurel-Dubois HD.31
…Rate of climb: 4.8 m/s (940 ft/min) Short Skyvan Short 330…
Skyvan at RAF Fairford, England, 2018
A Short Skyvan (centre) together with the two types developed from it, Short 360 (front) and Short 330 (rear) at 1982 Farnborough Airshow
Skyvan 3 converted for survey work by Questor Surveys, 1975
N192WW, a Skyvan operated as an air-to-air camera platform, over Arizona in 2023