Porter, Dot2023-05-232023-02-282023-02-282023-02-28https://repository.upenn.edu/handle/20.500.14332/46845youtubeAlchemy -- Early works to 1800AlchemyChemistry -- Early works to 1800ChemistryOccultism -- Early works to 1800OccultismCodices (bound manuscripts)ListsManuscripts English -- 18th centuryManuscripts EuropeanChemistryHistory of Science, Technology, and MedicinePenn Library's Ms. Codex 1662 - Chemical characters from several authors. (Video Orientation)Media