Alchemy, magic, poisons and the virtues of stones in the old Russian Secretum secretorum.
Ryan
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WF
D001671:Biochemistry / Q000266:history*; D002621:Chemistry / Q000266:history*; D049692:History, Early Modern 1451-1600; D049711:History, Modern 1601-; D008273:Magic / Q000266:history*; D008373:Manuscripts as Topic / Q000266:history*; D008903:Minerals / Q000266:history*; D009781:Occultism / Q000266:history*; D014586:USSR
D008903:Minerals