It had taken four years. They had endured violent storms, accidents, one disappointment after another, public indifference or ridicule, and clouds of demon mosquitoes. To get to and from their remote sand dune testing ground they had made five round-trips from Dayton (counting Orville’s return home to see about stronger propeller shafts), a total of seven thousand miles by train, all to fly little more than half a mile. No matter. They had done it.