Porter, Dot2023-05-232014-09-292014-09-012014-09-29https://repository.upenn.edu/handle/20.500.14332/46891http://hdl.library.upenn.edu/1017/d/medren/5034562youtubeMedieval HistoryMedieval StudiesOther Arts and HumanitiesVideo Orientation to the University of Pennsylvania Library's LJS 215 - Scientific miscellany.Media