https://www.youtube.com/watch?v=g1WBhs3cQ3M Seen on 29/5/2015 when landing at Igualada-Òdena aerodrome, during Aerosport 2015 meeting.
Wonderful have a similar shoulder wing design without flaps and a Steel tube fuselage in the US know as the CYGNET SF21 https://www.youtube.com/results?search_query=nx237F
http://vikingaircraft.com/why-build-the-cygnet/