The Gassier Sylphe was a pusher monoplane with semi-circular ailerons at the trailing edge of the wings.
The 1911 Gassier “Sylphe” monoplane was designed and built by Hamelis, Delamare, Methieu and Gassier in France.
Span: 39’4″
Length: 36’1″
Weight: 660 lb
Speed: 60 mph
All Aero 