From the Newton Project Catalogue: A 'Propositions': alchemical notes in Latin, c. 400 words, 3 pp. Apparently Newton's own formulations. B Miscellaneous notes on multiplication by solution and coagulation, mostly in Latin with some English, c. 2,000 words, 4 pp. Drawn from various (acknowledged) sources including Aristotle, Nicholas Flamel and Michael Maier [Mayer].
[MS. 11] 'References to B. Valentines works', 'B. Valentines process', 'F.B. Valentines 12 Keys', 'The 3d part of B. Valentines Testament, being an Elucidation of ye twelve Keys', 'The 5t part of B. Valentines last will & Testament', 'B. Valentines 12 Keys', 'Things remarkable in B. Valentines works', 'B. Valentines process described in his 12 Keys & other writings'; 13 pp. with writing (13 pp. blank), in English; in all c. 6,000 words. See H127-130, esp. 128.