Alltrikes

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• • cburg@cburg

  

  Ornithopter & Man Powered Flight

  http://en.wikipedia.org/wiki/List_of_human-powered_aircraft http://www.ornithopter.org/ http://en.wikipedia.org/wiki/Ornithopter http://www.youtube.com/watch?v=a-qS7oN-3tA  

  Tags: ornithopter, wikipedia

  3739 days ago