SINOPSIS DEL LIBRO

<p>Today's sailors rely on GPS for position finding and passage making. But what happens if your electronic navigation systems fail?_x000D_ This book provides you with simple, practical, get-you-home navigation techniques that could save you in an emergency. These easy techniques require no complicated mathematics. Learn the principles of navigation and you will have confidence in your decision-making when you need it most. You will also learn ho...Seguir leyendo