A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Mirror recoating
From: Jim Hickey
Date: 2019 Mar 27, 12:52 -0700
Most foil that we see today is aluminum foil. Advancements in the production of aluminum post WWII displaced tin foil, i.e. foil made of tin which was more common prior to WWII.
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