The world’s first lock and key system was invented in ancient Egypt around 4000 BCE. Made of wood, it used simple pins and bolts to secure doors, a design that still influences modern locks today.
A metal detectorist in Petershagen unearthed a tiny gold item identified by archaeologists as a unique 1,600-year-old Roman lock box. Photo from E. de Bourdeaux via LWL A metal detectorist stumbled on ...
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