on October 1, 1908, to be exact--that Ford Motor built the very first of the iconic gasoline-powered automobiles to be sold. By the time formal production halted in May 1927, more than 15 million had been built, and American lives and landscapes had been set on a very new road.

One of the few instances in the history of technology when product and process innovation went hand in hand. ( a shift to the left on the graph below).