/0/8958/coverbig.jpg?v=95b0e900b0775dfc634b57da87089016)
One of my treasures is a worn road map of Northwestern France. Starting from Paris, a line traces our intended course, down the Seine to Rouen, across country to Calais. It is a clear line. I had a ruler to work with, and the map was laid out on the marble top of a table in the little Café de la Rotonde. Also starting from Paris is another line, wh