Don't leave shore without this easy-to-use celestial favorite navigation primer--it could save your life! Huge advances in electronic navigation since the original publication of  Celestial Navigation  have transported offshore navigators to a world of press-button convenience. Traditional navigation skills--and technology-free position finding--are still vital, though, especially when things go wrong, as they will: batteries fail, antennas go overboard, and electronics get wet. Knowledge of celestial navigation is a life-saving emergency skill; it is also a rite of initiation and its practice still a favorite pastime among...