Pv Engineering Forum Inc Piasecki Pv-2 Experimental Prot?
Pv Engineering Forum Inc Piasecki Pv-2 Experimental Prototype Helicopter Flying
Picture No
11958042
Media ID
44942505
Size
4800px x 3870px
(2.4MB)
Credit
© aviation-images.com / Mary Evans Picture Library
Source
Photograph by Philip Jarrett from the aviationimages.com collection
Date
1943
