At that time [1909] the chief engineer was almost always the chief test pilot as well. That had the fortunate result of eliminating poor engineering early in aviation.
Igor SikorskyThis machine was a failure to the extent that it could not fly. In other respects it was a very important and necessary stepping stone.
Igor SikorskyIt is like a dream to feel the machine lift you gently up in the air, float smoothly over one spot.
Igor Sikorsky