>>1734450https://www.horten-aircraft.com/en/the-history/http://www.nurflugel.com/Nurflugel/Horten_Nurflugels/PUL-10/pul-10.htmlthere are many more Pictures of the PUL 10, but among them you can find mislabelled pic of the PUL 9
PUL 9 is easy to spot mostly by its significantly shorter and narrower canopy