Youngman-Baynes High Lift

High Lift
Youngman-Baynes High Lift (VT789), at Heston 1948
Role Experimental aircraft
National origin United Kingdom
Manufacturer Heston Aircraft Company Ltd
Designer L. E. Baynes
First flight 5 February 1948
Retired 1954
Number built 1

The Youngman-Baynes High Lift was a British, experimental aircraft of the 1940s. It was a single-engine, low-wing monoplane with a fixed tailwheel undercarriage.


The High Lift was a "one-off" experimental, flying test-bed for the system of slotted flaps invented by R.T. Youngman. It was designed by L. E. Baynes AFRAeS, using components from the Percival Proctor, and built by Heston Aircraft Company Ltd. Test pilot Flight Lieutenant Ralph S Munday piloted the first flight at Heston Aerodrome on 5 February 1948, carrying the military serial VT789.

Operational history

The High Lift was registered as G-AMBL on 10 May 1950.[1] Its career ended in 1954 when it was presented to the College of Aeronautics at Cranfield.


Data from [2]

General characteristics


See also

Related development


  • Jackson, A.J. (1974). British Civil Aircraft since 1919 Volume 3. London: Putnam. ISBN 0-370-10014-X. 
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