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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: H.O. 229/249: publication dates
From: Dave Walden
Date: 2011 Mar 24, 20:34 -0700
From: Dave Walden
Date: 2011 Mar 24, 20:34 -0700
I have HO249 dated 1947 and labeled Preliminary Edition.
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