Porter, Dot2023-05-232014-08-282014-08-012014-08-28https://repository.upenn.edu/handle/20.500.14332/46881http://hdl.library.upenn.edu/1017/d/medren/5760238youtubeHistoryMedieval StudiesOther Arts and HumanitiesPenn Library's LJS 56 - Logica parva (Video Orientation)Media