fist.ump.edu.myfist.ump.edu.my/images/docman/docman-files/Eureka Vol 4 Issue 2.pdf · Abbas Ibn Ibn...
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fist.ump.edu.myfist.ump.edu.my/images/docman/docman-files/Eureka Vol 4 Issue 2.pdf · Abbas Ibn Ibn Firnas designed a water clock called Firna$ Bio-based Abbas Ibn Firnas (810-887