NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: interesting navigational device
From: Dave Walden
Date: 2012 Apr 16, 04:47 -0700
From: Dave Walden
Date: 2012 Apr 16, 04:47 -0700
http://www.jstor.org/discover/10.2307/2305703?uid=3739936&uid=2129&uid=2&uid=70&uid=4&uid=3739256&sid=47698883799757
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