Marquis Raul Pateras Pescara Experimental Prototype Coax?
Marquis Raul Pateras Pescara Experimental Prototype Coaxial Helicopter Barcelona December 1930 Flying
Picture No
11957982
Media ID
44932297
Size
4800px x 3441px
(2.5MB)
Credit
© aviation-images.com / Mary Evans Picture Library
Source
Photograph by Philip Jarrett from the aviationimages.com collection
Date
1930
