Celestial Navigation: Learn How to Master One of the Oldest Mariner's Arts

Celestial navigation is one of the oldest of the mariner’s arts – and one of the most awe—inspiring. It is also essential for every ocean sailor who wants to be able to fix his position should the GPS fail. Tom Cunliffe shows you how to master the art in easy stages. Within a few pages you’ll be taking your first sight. From there it is a short step to plotting your position, wherever you may be on the world’s oceans. Whether you need to pass an exam, want a back—up to GPS positioning or si...