NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: SNO-T "night" sight tube?
From: UNK
Date: 2018 Nov 19, 09:37 -0800
From: UNK
Date: 2018 Nov 19, 09:37 -0800
Perhaps this drawing from the manual - attached - can help.
I do recommend the book
THE SNO-T SEXTANT
(with notes on the Freiberger Drum sextant)
Construction, repair
and maintenance.
by W. J. Morris.
See also NavList RESOURSES, Bill Morris Sextant Blog.
Paul Werner