gnuswing (gnu-sailwing)
glide ratio 4+ ...
It seems that other builders have
been advanced to me, and they have already carried out the replica of
the sailwing... A replica carried out by Francis Heilmann can be seen, flying with success in July
2005 and presented in the festival of Sant Hilaire du Touvet:
http://www.air.aventure.free.fr/infos_barish.htm