Understanding Self Defense

Steven F. Udvar-Hazy Center: Space Shuttle Enterprise (starboard full view, fore, with more of the space exhibit visible)Image by Chris DeversSee more photos of this, and the Wikipedia article.
Details, quoting from Smithsonian National Air and Space Museum | Space Shuttle… http://www.datacorptechnology.com/wp-content/uploads/2014/12/5778072615_8d7c8bd555.jpg

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