Gps Backup With A Mark 3 Sextant: All Instructions And Tables Included; For Any Ocean, On Any Date; No Background In Celestial Navigation Required.

No power, and batteries used up? This book and a Mark 3 sextant lets you carry on. It's a short book, mostly tables. You can read it in an hour or two, master the sights in less than that, and find your position the next time you see the sun at noon.

• | Author: David Burch
• | Publisher: Starpath Publications
• | Publication Date: Jun 06, 2018
• | Number of Pages: 108 pages
• | Language: English
• | Binding: Paperback/Sports & Recreation
• | ISBN-10: 0914025600
• | ISBN-13: 9780914025603