On Saturday, 8 December 2018 00:06:26 UTC-5, AS wrote:
.... and contrary to some other recent video suggestions, this one is actually soaring related! :-)
https://www.youtube.com/watch?v=Mrnis7-hvJE

Uli
'AS'

Here is a beautiful, over 50 year old film made by the National Film Board of Canada featuring some of the top performing gliders of the day (Std. Austria SH-1, Sisu and HP-11).

https://www.nfb.ca/film/flight/