In 1948 the company built the Youngman - Baynes High Lift .
The sole aircraft first flew at Heston on 5 February 1948 with military serial VT789 , later registered G - AMBL .
In 1948 the company built the Youngman - Baynes High Lift , and the sole aircraft first flew at Heston on 5 February 1948 with military serial VT789 , later registered G - AMBL .