This 1964 Iranian stamp commemorates the 1100th birthday of Abū Bakr Muhammad ibn Zakariyyā al-Rāzī, known as Rhazes, a Persian polymath, physician, alchemist, and philosopher. See more science-themed postage stamps from the collection. ▶️ https://t.co/iJi7guc3Gc

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European depiction of the in Gerard of Cremona's "Recueil des traités de 1250 ca.

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