hesham said:
and it seemed to be,that designer had many drawings and patents to a helicopter designs.
Not only "paper-warfare", but he actually cut metal !
Found in AHS Journal N°6 1957, this photo of Mr. Zaschka on an aircraft, weighing only 95 kg (210 lbs) and
fitted with an engine of just 300 cc.
The gyroscopes on each blade are recognisable, I think. Judging the size and those cables on the ground,
seemingly attached to the aircraft, maybe this was just a model ("proof-of-concept-demonstrator" nowadays),
not a manned type ?