Here is the list of Squidoo lenses by Lensmaster UpsideDown,
shown with descriptions, pictures and topics.
This list is also available as an RSS feed too - the URL for it is shown below:
Feed URL: http://squidutils.com/lensmaster/UpsideDown.rss
1. What Is A Sextant? How Does It Work?
How do navigators use the stars, including our sun, the moon, and planets to find their way? Well, for at least two millennia, navigators have known how to determine their latitude - their position north or south of the equator. At the North Pole, which is 90 degrees latitude, Polaris (the North ...
Hobbies, Games & Toys - Fri, 12 Sep 2014 06:01:49
Updated: Sun, 25 Jun 2017 14:34:56 GMT -
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