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Thread: Sikorsky X2 coaxial heli developments.
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Old 5th March 2008 | 02:13
  #200 (permalink)  
IFMU
20 Anniversary
 
Joined: Mar 2005
Posts: 1,289
Likes: 289
From: Poplar Grove, IL, USA
Top secret video of the first X2 flight!
http://www.youtube.com/watch?v=G9ZTfbcao1M

Quick! Before they pull it!

-- IFMU
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