The cipher to the Philosopher's Stone - Cracked!

https://www.atlasobscura.com/articles/medieval-alchemist-secret-code?utm_source=Atlas+Obscura+Daily+Newsletter&utm_campaign=6c778c7acb-EMAIL_CAMPAIGN_2021_11_18&utm_medium=email&utm_term=0_f36db9c480-6c778c7acb-64536349&mc_cid=6c778c7acb&mc_eid=9337bd4ceb 

Fascinating!