Leiden MS. Vossianus Chym. F. 12. 292 folios. Paper. 312x204mm. 16th Century [1575.] 1. f1-5v Hortus divitiarum sapientiae dei [in German.] 2. f6-27 Senior, Epistola Solis ad Lunam, cum interpretatione tabularum [in German.] 3. f28-32v Hermes, Septem Tractatus [in German.] 4. f33-45 Petrus Bonus Lombardus, Margarita preciosa novella [extracts in German.] 5. f45-48 Rases, Lumen luninum [extracts in German.] 6. f48 [ Extracts in German from pseudo Albertus Magnus and pseudo Thomas Aquinas.] 7. f49-57v Roger Bacon, De mirabili potestate (sive de secretis operibus). Artis et naturae et de nullitate magiae [in German.] 8. f58-65 Johannes Garlandus, De mineralibus [in German.] 9. f65v-97 Johannes Augurellus, Chysopoeia [in German.] 10. f97v-113v Johannes Augurellus, Geronticon liber primus [in German.] 11. f123-195 Rosarium Philosophorum [in German.]