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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Bill Morris' MHR1 reproduction
From: Gary LaPook
Date: 2021 Jun 12, 02:03 -0700
From: Gary LaPook
Date: 2021 Jun 12, 02:03 -0700
More posts about Bygrave.
http://fer3.com/arc/m2.aspx/Bygrave-slide-rule-LaPook-sep-2008-g6329
http://fer3.com/arc/m2.aspx/New-compact-backup-CELNAV-system-LaPook-feb-2009-g7437
http://fer3.com/arc/m2.aspx/New-compact-backup-CELNAV-system-LaPook-feb-2009-g7416
http://fer3.com/arc/m2.aspx/Accuracy-Bygrave-LaPook-jul-2009-g8975
http://fer3.com/arc/m2.aspx/Manufacture-new-Bygraves-LaPook-jul-2009-g8963
http://www.fer3.com/arc/sort2.aspx?y=200907&sort=au&y2=200907&author=&subject=
gl