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CT Scans Reveal the Secret of a Mysterious 400-Year-Old Lock
X-ray scans cracked an Elizabethan padlock’s code, revealing how a centuries-old security mechanism worked without damaging an unusually well-preserved piece of maritime history. For more than 400 years, a brass combination lock recovered from a shipwreck off the Welsh coast kept its secret. Lost when a violent storm wrecked the Ann Francis, the remarkably well-preserved [...]
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