Porter, Dot2023-05-232023-05-232015-08-142015-04-25https://repository.upenn.edu/handle/20.500.14332/46490http://hdl.library.upenn.edu/1017/d/medren/5145789Astronomy--Early works to 1800 CodicesCommentariesDiagramsManuscripts Arabic--15th centuryManuscripts Arabic--16th centuryManuscripts RenaissanceFacsimile of LJS 474, Sharḥ mulakhkhaṣ fī al-hayʼahBook