Forum: Pre Industrial Revolution Locks
The lockmaking scene changed late in the 18th century when the Industrial Revolution got under way and locking principles started to be explored. This forum therefore is for the many and varied interesting locks before 1778 where the fixed ward or spring barbs were the means of security.
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This is one of the reasons that HoLRSG was formed. So far we have Ingersol, Chubb, Tann, Milner, Hobbs, Chatwood and Chatwood Milner ledgers, serial numbers and a vast amount of other historical...
Tann ten Lever Locks 6.5 gauge