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    716 days ago

    Pretty sure they just poured silver nitrate over glass. You can still buy kits to do that to re-silver old mirrors for the original look. From what I can find, the layered ones were older, and they used tin and mercury which made breaking a mirror a rather unlucky event.

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      16 days ago

      I’m sure there are varying methods, but typically you silver the back of glass to make a mirror

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        416 days ago

        I think you are right. I keep finding different ways they did it, so sounds like the 1800s was a busy period in the development of mirror technology!