Pencil, Paper and Stars

Pencil, Paper and Stars

for $ 17.99 , or download a preview

17.99 Pencil, Paper and Stars http://covers.feedbooks.net/item/2885655.jpg?t=1546890106 http://www.feedbooks.com/item/2885655/pencil-paper-and-stars?utm_medium=uwishlist&utm_source=amazon

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 how to make simple instruments… (more)