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For the record

  • Who: Y Xing & Liang Lingzan

  • What: First mechanical clock

  • Where: China

The earliest mechanical clock, i.e. one with an escapement, was completed in China in AD 725 by Yi Xing and Liang Lingzan.

Information from Archives (e.e. 1994). Submitted for use in Scholastic's Modern Marvels.


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