Emergency Navigation av David Burch

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<p><b>Find Your Way at Sea, No Matter What</b><p>¿Inherently interesting and fun to read . . . provides the clearest understanding of general navigation principles we''ve seen yet.¿--BoatU.S. <p>¿Thorough and authoritative.¿--<i>Sea Kayaker</i><p>¿A definitive work of instant appeal to seamen of all levels of experience.¿--The Navigation Foundation<p>Every sailor knows that instruments can fail. Things get wet, break, fall overboard. Whether you¿re safe on your boat or drifting in a life raft, let David Burch show you how to find your way no matter what navigational equipment you have. Often relying on common materials like a small stick, a plastic bottle, even a pair of sunglasses, Burch explains how to make use of all available means--from the ancient skills of Polynesian navigators to the contrails of airliners overhead--to calculate speed, direction, latitude, and longitude and to perform all aspects of piloting and dead reckoning. Learn how to<ul><li>Steer by sun, stars, wind, and