Here is everything you need to learn all facets of marine navigation, a wealth of info. that will get you started & provide a valuable basis for expanding your confidence & experience: Using charts & other pub.; Compasses & other instruments; Inshore, blue-water, & celestial navigation; Ocean currents, seasonal winds, & safety; & GPS, radar, & other electronic devices. Ancient mariners navigated by observing the night sky, studying the constellations & wind directions. Medieval navigators added cardinal points to simple charts. Many of today's most trusted instruments & navigation devices evolved from the crude equipment used centuries ago. This handbook instructs the beginner in the art of navigation. Over 100 full-color illus.