Comment on Ismail al-Jazari – the medieval 'Father of Robotics'parentComments−N1H1L5yYou are forgetting the Mongols. They said the Euphrates ran black for a month due to the books dumped into the river. The Siege of Baghdad killed all of what you described
Comments
You are forgetting the Mongols. They said the Euphrates ran black for a month due to the books dumped into the river. The Siege of Baghdad killed all of what you described