French Revolution
France Tried to Give the Day Ten Hours
A miscalculation in 18th-century Switzerland gave the world a timing system that was mathematically wrong—and too useful to fix.
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Download on the App StoreFrench Revolution18th CenturySwitzerlandFranceInnovationTimekeepingMathematicsScientific RevolutionSocial EngineeringCraftsmanshipTechnology
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