title: The cipher alphabet of John de Foxton's Liber cosmographiae.
mesh_terms: D000422:Alchemy; D004739:England; D049668:History, 15th Century; D008373:Manuscripts as Topic / Q000266:history; D008419:Materia Medica / Q000266:history; D019021:Natural History / Q000266:history; D009781:Occultism / Q000266:history; D011904:Rare Books / Q000266:history
chemical_list: D008419:Materia Medica