Porter, Dot2023-05-232023-05-232015-08-152015-04-25https://repository.upenn.edu/handle/20.500.14332/46556http://hdl.library.upenn.edu/1017/d/medren/5081245Astronomy--Early works to 1800 CodicesCommentariesDiagramsManuscripts Persian--15th centuryManuscripts RenaissanceBook