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This Mysterious Combination Lock Sank in a 1583 Shipwreck. When Engineers Cracked the Code, It Clicked Open for the First Time in More Than 400 Years

A metal detectorist recovered the brass artifact from the wreck of the "Ann Francis," a merchant vessel that sank off southern Wales. Researchers used micro-CT scans to identify the four-letter combination

This Mysterious Combination Lock Sank in a 1583 Shipwreck. When Engineers Cracked the Code, It Clicked Open for the First Time in More Than 400 Years

We haven't written up this one. Smithsonian has the full story — the link below goes straight to it.

Read the original at smithsonianmag.com →

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