A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: The Observer’s Book on Astro-N avigation
From: Bill Morris
Date: 2016 Apr 2, 23:46 -0700
Those interested in the anatomy of the "flying boat" or "seaplane" sextant can find an account here: https://sextantbook.com/?s=half+size+Hughes
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