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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Quicker Ex-Meridian Formula for Slide Rule or Calculator
From: Greg Rudzinski
Date: 2016 Dec 1, 10:46 -0800
From: Greg Rudzinski
Date: 2016 Dec 1, 10:46 -0800
Here is a link to the Blundell slide rule with the XM mark. I just might have to get one of these.
http://sliderulemuseum.com/British/Blundell_Harling_SuperDuplexA504_ScanBySteveSealeCollection.jpg
Greg Rudzinski