Spells, Invocations & Divination: The ancient history of magical Grimoires
The word 'grimoire' is believed to derive from the French word for 'grammar', the act of combining symbols to create sentences
John Dee’s Enochian Magick: Language of the Angels or encrypted spy talk?
Dee's work in mathematics & navigation was instrumental in the development of English colonial expansion & he was also known for his work on alchemy & the occult