A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: The ultimate celestial navigation time piece
From: Bill Morris
Date: 2017 Feb 22, 10:37 -0800
Hmmm... My efforts here seem a bit shabby...: https://chronometerbook.com/2017/01/22/25making-a-four-orbit-face-and-motion-work/
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