For those interested in a peice of signifigant ( and less known ) history from the world of flying saucers here is a little gem:   <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Alexander_Weygers" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Alexander_Weygers</a> and his invention:  <a href="http:&#x2F;&#x2F;www.discopter.com&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.discopter.com&#x2F;</a>