3/4 front view, a=0. de Havilland Augmenter Wing Model, High Lift System in Ames 40x80 Foot Wind Tunnel. Cecil McDonald and Al Wheelband in picture.
3/4 front view, a=0. de Havilland Augmenter Wing Model, High Lift System in Ames 40x80 Foot Wind Tunnel. Cecil McDonald and Al Wheelband in picture.