The Regimen: Isaac Newton's Alchemical Manuscript (Burndy Ms. 15)
Public domain
A 44-image alchemical manuscript catalogued under Isaac Newton's name, containing two texts called 'The Regimen' on the decoction stage of the Great Work (drawing on Philalethes, Pontanus and Ripley), with a laid-in partial transcription and a leaf dated 11 September 1689 citing Roger Bacon and Michael Maier. A unique handwritten document given to the Smithsonian by Bern Dibner.
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