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Coffee Shop This Board was established along the lines of a Virtual Coffee Shop, with the idea of having a place to relax, visit and discuss the days happenings, and exchange information about different topics. |
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04-17-2017, 06:04 AM | #1 |
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High Tech 300+ years ago
The technology, design and construction of this lock is pretty impressive for something made about 1680.
http://mymodernmet.com/detector-lock-john-wilkes/
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04-17-2017, 06:39 AM | #2 |
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That's pretty impressive.
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04-18-2017, 12:21 PM | #3 |
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Imagine machining all those intricate parts with the tools they had way back then!
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