RT @khalidsyossef: "The Book of Knowledge of Ingenious Mechanical Devices (Kitāb fī ma 'rifat al-ḥiyal al-handasiyya Ibn al-Razzāz al-Jazar…
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RT @khalidsyossef: "The Book of Knowledge of Ingenious Mechanical Devices (Kitāb fī ma 'rifat al-ḥiyal al-handasiyya Ibn al-Razzāz al-Jazar…
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RT @khalidsyossef: "The Book of Knowledge of Ingenious Mechanical Devices (Kitāb fī ma 'rifat al-ḥiyal al-handasiyya Ibn al-Razzāz al-Jazar…
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RT @folkloristan: In a Dabiristan, medieval high schools, a student could not graduate unless they produced a working prototype and added s…