Al-Biruni built on the astronomical ideas of the ancient Greeks and Indians and added his own...

اماتَلاه كاريم اماتَلاه originally shared: Al-Biruni built on the astronomical ideas of the ancient Greeks and Indians and added his own research to the field.

http://ift.tt/1fQwzcp View full size (2192x1544) http://dlvr.it/5XwsSj