This comprehensive, full-color encyclopedia features more than 650 lighthouses located on all five of the Great Lakes. Great Lakes Lighthouses Encyclopedia describes lighthouses in both the United States and Canada and includes the history, construction materials, chronology of keepers, points of access and, in some cases, photographs of now-gone lighthouses. AUTHOR: Patricia Wright and photographer Larry Wright collaborated on two previous books, Bonfires and Beacons and Bright Lights, Dark Nights. colour photographs