A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: I.C. and sunspot
From: David Fleming
Date: 2019 May 13, 11:00 -0700
Can you explain how the sunspot image appears in "reciprocal". Intition tells me this is wrong. The reflected image is twice reflected. Experience just now looking at my neighbors house tells me this is wrong.
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