http://web.archive.org/web/20041211090721/http://www.af.mil/environment/contrails_aerial.asp
longlink.com

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1469122808876.png 1469122850628.png 1469122890849.png aerial-01.jpg aerial-02.jpg aerial-03.jpg
Last edited by Denglisch; 07/21/16 05:09 PM.