he sight of Bill Boeing was a familiar one on the factory floor. His office was in the building next to the converted boatyard where workers lathed the wood, sewed the fabric wings, and fixed the control wires of the Boeing Model C airplane. there is no authority except facts. facts are obtained by accurate observation read a plaque affixed outside the door. And what could need closer observation than the process of his aircraft being built? One day in 1916, Boeing spotted an imperfectly cut wing rib, dropped it to the floor, and slowly stomped it to bits. “I,...