Robert M. Keating's story is America's story. Born in Springfield, Massachusetts, in 1862 to poor Irish immigrants, he was just 13 when his father died suddenly. A precocious boy with a knack for mechanics, Keating filed his first patent at 22, started his own bicycle company at 28, and at 32 was producing one of the most innovative bicycle lines in the world in a state-of-the-art factory. Along the way he flirted with baseball, briefly playing in the major leagues and patenting the game's rubberized home plate. In early 1901 Keating developed and marketed a ground-breaking motorcycle before...