Voir http://www.archaeopteryx.ch/
[youtube https://www.youtube.com/watch?v=G3qfW3ydZuY&w=560&h=315]
UK: Europa toujours présent
https://www.europa-aircraft.co.uk/why-choose-the-europa-xs.html https://www.europa-aircraft.co.uk/europa-xs-long-wing-motorglider.html…