Untitled

02 Jul 2017 admin In G+ Posts

Comments: 3

  1. Tom Darden 2 Jul 2017 Reply

    WOW!

  2. John Nichols 4 Jul 2017 Reply

    This goes back to WW2 German wind tunnel testing. It actually works.

  3. thierry riviere 2 Feb 2018 Reply

    magnifique

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