Porter, Dot2023-05-232015-05-292015-04-012015-05-29https://repository.upenn.edu/handle/20.500.14332/46906http://hdl.library.upenn.edu/1017/d/medren/5762366youtubeHistoryMedieval HistoryPenn Library's LJS 404 - Jawāmīʻ al-ʻulam. (Video Orientation)Media