CurtA Posted July 9, 2022 Share Posted July 9, 2022 Ruggles Mine in NH was the source for a lot of mica since 1805... https://www.atlasobscura.com/articles/ruggles-mine-mica-auction 1 Link to comment Share on other sites More sharing options...
PeterPoggi Posted July 10, 2022 Share Posted July 10, 2022 I'm still learning different aspects about these fascinating machines - Can you point to any resources that show how the mica was/is cut into circles for use in reproducers? Link to comment Share on other sites More sharing options...
Analogous Posted July 18, 2022 Share Posted July 18, 2022 We're all still learning. Always. Link to comment Share on other sites More sharing options...
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