NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Link Test (Sextant) Collimator
From: Robert Swartz
Date: 2014 Mar 9, 19:41 -0700
From: Robert Swartz
Date: 2014 Mar 9, 19:41 -0700
I am seeking original documentation and the manual for the Link Test Collimator which I have and use to calibrate the Link A-12 bubble sextants I repair.
I have the patent documentation for this instrument as follows:
Feb.2, 1943
G. Lowkrantz
Pat. no. 2,310,031
Robert Swartz
jujutsu@hotmail.com
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