Elephant clock

The elephant clock in a manuscript by Al-Jazari (1206 AD) from The Book of Knowledge of Ingenious Mechanical Devices.[1]

The elephant clock was a model of water clock invented by the medieval Islamic engineer Ismail al-Jazari (1136–1206). Its design was detailed in his book, The Book of Knowledge of Ingenious Mechanical Devices.

  1. ^ Ibn al-Razzaz Al-Jazari (ed. 1974), The Book of Knowledge of Ingenious Mechanical Devices. Translated and annotated by Donald Routledge Hill, Dordrecht/D. Reidel.

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