From the Vault: The Invention of the Lock & Key
Stuff To Blow Your Mind
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A, These Chinese Padlocks Are Just Amazing
In the ming dynasty, improved materials and designs brought about padlocks. The wooden pin tumbler lock with two to three pins was used in china at this time. Ligaset borg has great formation on his web side, but he also has tons of wonderful photographs and illustrations of keys.
Play episode from 46:10
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