Leiden MS. Vossianus Chym. F. 29. 161 folios. Paper. 308x206mm. 16th Century [1522.] 1. f1-24 Pseudo-Albertus Magnus, De lapidibus [two extracts in German.] 2. f25-32 [Tables of the planets rulling the hours of the day and night.] 3. f33 [Fragment of chapter 42 of Liber primus de consideratione quintae essentiae of Johannes Rupescissa.] 4. f33v-38v [Various short pieces some in Latin, and some in German verse.] 5. f39-71v Pseudo Thomas Aquinas, Aurora consurgens [in Latin, with 36 coloured paintings.] 6. f72 [Various medical precepts and practices, in Latin.] 7. f73-99v [Various coloured figures, painted by Johannes Hoch, including the 'Buch der Heiligen Dreifaltigkeit' series.] 8. f100 [Alchemical recipes in German.] 9. f101-103v Rosarium abreviatum, Tractatus II: De lapide philosophico [in German.] 10. f104-113v Dei tabula der Kunst der alten [with pictures.] 11. f114 [Recipes in Latin.] 12. f115-120 [Alchemical tract in German.] 13. f120v-123 Pseudo Raimon Lull, Elucidation testamenti [in Latin.] 14. f123v-124v [Recipes in German and Latin.] 15. f125-132v Vocabula alchymistica [in Latin.] 16. f133-152 [Various short pieces in German.] 17. f152v-154 Lorentz Misch, De compositione auri potabilis [in German.]