A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Chris Caswell
Date: 2020 Mar 23, 14:43 -0700
I have many types of bubble sextants - my all around favorite is the British MK IXA. The only disadvantage to the A-8 (and most Bendix bubble sextants) is that they are very hot (radioactive) from the RA-226 used in the luminescent paint for night bubble illumination.
Chris in VT