100 Problems in Celestial Navigation

by Leonard Gray

Traditional navigation with a sextant, an almanac, and a book of tables is still thriving, even with the availability of accurate, cheap GPS receivers. Batteries sometimes go dead, and electronic... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0939837145
• ISBN13: 9780939837144
• Release Date: December 1992
• Publisher: Paradise Cay Publications
• Length: 160 Pages
• Weight: 0.90 lbs.