Sir George Cayley's drawings
Fig. 11: Lifting flapper on the flap-valve principle; Fig. 11A: a slat of the lifting flapper enlarged and Fig. 12: a propulsive flapper with hinged slats
Picture No
10839317
Media ID
48050826
Size
2678px x 4000px
(1.6MB)
Credit
© The Royal Aeronautical Society (National Aerospace Library) / Mary Evans Picture Library
Source
Photograph from The Royal Aeronautical Society Archive





























