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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Rude Starfinder History
From: Greg Rudzinski
Date: 2014 Jul 15, 11:46 -0700
From: Greg Rudzinski
Date: 2014 Jul 15, 11:46 -0700
Here is a link to the original patent.
http://www.google.com/patents/US1401446
A detailed description of intended use is provided.