"Any kind of boating can be fun," the author points out, "racing around the marks, or coastwise cruising where there is almost always at hand visual reference a

Many books on celestial navigation take shortcuts in explaining concepts; incorrect diagrams and discussion are often used for the sake of moving the student al

These tables were designed for air navigation where weight and space are at a premium, however, they are very popular with sailors too due to the fact that Vol.

Hewitt Schlereth is a writer and sailing enthusiast.

Traditional navigation with a sextant, an almanac, and a book of tables is still thriving, even with the availability of accurate, cheap GPS receivers. Batterie