A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Traditional navigation by slide rule
From: Gary LaPook
Date: 2016 Oct 29, 03:02 -0700
In my illustration I had the line for (Tan of the lat/2 +45) but I didn't need it since my slide rule has the Ln scale, but I put it in so that you could follow the computation more easilly.
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