Celestial Navigation: A Complete Home Study Course, Second Edition by David Burc

Sky and sextant: Practical celestial navigation

HOW TO USE A SEXTANT FOR BEGINNERS: A comprehensive and practical step by step n

Sky and sextant: Practical celestial navigation by John P. Budlong

Celestial Navigation - 9780470666333

How to Use a Sextant for Beginners: Learn Celestial Navigation with Practical...

Celestial Navigation: Learn How to - Paperback, by Cunliffe Tom - Very Good

Celestial Navigation: Learn How to Master One of t... by Cunliffe, Tom Paperback