Museum of the History of Science and Technology in Islam Front Istanbul Museum of the History of Science and Technology in Islam Astolabe collection Museum of the History of Science and Technology in Islam Observatory Museum of the History of Science and Technology in Islam clock Museum of the History of Science and Technology in Islam Clock detail Museum of the History of Science and Technology in Islam Water clock Museum of the History of Science and Technology in Islam Military objects Museum of the History of Science and Technology in Islam Pump Museum of the History of Science and Technology in Islam Mill Museum of the History of Science and Technology in Islam Perpetuum mobile Museum of the History of Science and Technology in Islam Armored battering ram