The aircraft designer Otto Habermohl, 28 years old is sitting in a wooden shed on a drawing board and behind him on the wall are some pencil drawings of small 3m in diameter flying sauers on white DIN a 4 sheets
The aircraft designer Otto Habermohl, 28 years old is sitting in a wooden shed on a drawing board and behind him on the wall are some pencil drawings of small 3m in diameter flying sauers on white DIN a 4 sheets