An excellent self-teaching manual, written by a master mariner. The Celestial Navigation Mystery: Solved includes problems and answers, worksheets, and excerpts from H.O 249 and the Nautical Almanac-- everything you need to work a sight. Covers the sun, moon, stars, and planets. Spiral bound, 8 1/2" x 11", 137 pgs.
Celestial Navigation Mystery: Solved is a top pick by Landfall Navigation