The way to fly is to go straight up . . . Such a machine (the helicopter) will never compete with the aeroplane, though it will have specialized uses, and in these it will surpass the aeroplane. The fact that… — Emile Berliner Copy Share Image
The way to fly is to go straight up . . . Such a machine (the helicopter) will never compete with the aeroplane, though… — Emile Berliner Copy Share Image
