Our Free Gift to You Latitudes & Attitudes is the #1 selling boating lifestyle magazine on the newsstands in...
The emergency here is twofold. First you have lost all electronic navigation, and secondly you don’t know how to...
A tragic tale I do confess I put my faith in GPS Then one day screen went black I...
Reproduced below is an article I wrote that accompanied a talk at the winter Wilderness Medicine Society meeting in...
Let’s Talk About Sextants! This is a great piece from the American Sailing Association. https://asa.com/news/2018/09/11/lets-talk-about-sextants/
CELESTIAL NAVIGATION IN THE GPS AGE by John Karl Its been a long time since we’ve seen a completely...
Sometimes referred to as a “lifeboat” sextant, the Davis Mark 3 sextant will enable the beginner to learn and...
Davis plastic sextants have emerged as truly viable instruments for celestial navigation. Their accuracy is not as great as...
Davis plastic sextants have emerged as truly viable instruments for celestial navigation. Their accuracy is not as great as...
The smallest and lightest in the renowned Freiberger brand, this sextant features a well-balanced, lightweight aluminium frame. The Identical...
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