# Archeologists crack a shipwreck’s 400-year-old combination lock

- Source: Popular Science
- Published: 2026-11-04T20:00:00+00:00
- Category: Science
- Original: https://www.popsci.com/technology/shipwreck-combination-lock-ann-francis/
- Canonical: https://groundlevelnews.com/story/archeologists-crack-a-shipwreck-s-400-year-old-combination-lock-0ad8d4/

Welsh locals blamed a witch for sinking the 'Ann Francis' in 1583. The post Archeologists crack a shipwreck’s 400-year-old combination lock appeared first on Popular Science .

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