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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: New compact backup CELNAV system
From: Dave Walden
Date: 2009 Mar 1, 12:08 -0800
From: Dave Walden
Date: 2009 Mar 1, 12:08 -0800
An updated version of the scales. Comments? I note the clever doubling of the ctn scale which avoids the common slide rule 'end for end' issue. Essentially recovering a benefits of a circular/cylindrical slide rule! Nice. --~--~---------~--~----~------------~-------~--~----~ Navigation List archive: www.fer3.com/arc To post, email NavList@fer3.com To , email NavList-@fer3.com -~----------~----~----~----~------~----~------~--~---