Dr. Robert Rosen, NASA addressing the attendees and visitors at the Forum.

American Helicopter Society's (now Vertical Flight Society) 47th Annual Forum and Technology Display at Phoenix, Arizona, May 6-8, 1991.

Dr. Robert Rosen at Forum 47

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Dr. Robert Rosen, NASA addressing the attendees and visitors at the Forum.

American Helicopter Society's (now Vertical Flight Society) 47th Annual Forum and Technology Display at Phoenix, Arizona, May 6-8, 1991.

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Added to Forum 47, 1991 and categorized in 1 year ago

 

License: Creative Commons Attribution-ShareAlike

 

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