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These were a big deal in the 1700s https://en.wikipedia.org/wiki/Claude_glass https://en.wikipedia.org/wiki/Claude_glass
by danhodgkins1981 4y ago
These were a big deal in the 1700s https://en.wikipedia.org/wiki/Claude_glass https://en.wikipedia.org/wiki/Claude_glass
- _aavaa_ 4y agoVery cool!