Leiden MS. Vossianus Chym. Q. 6. 136 folios. Paper and parchment. 220x167mm. 16th Century [before 1557.] 1. f1-3 Pseudo Callisthenes, Probleuma chymicum [in Latin.] 2. f3v-9v [Collection of saying of many philosophers.] 3. f10-14v Bernard [of Trevisan?], Correctorium fatuorum [in Latin.] 4. f15-19v De principiis naturae et arte alchymica [in Latin.] 5. f21 De putrefactione [in German.] 6. f21v-22 Petrus de Crescentiis, Ruralium commodorum. 7. f22-27v [Ortolanus or Hortulanus, Commentary on the Emerald Tablet of Hermes, in German.] 8. f27v-28r Sentence [in German.] 9. f28r-30 Geber, De inventione (veritatis sua) perfectionis [in German.] 10. f30-45v Thesaurus rectae philosophiae [in German.] 11. f49-77 [Ulricus Poissel] Splendor solis. Das gegenwirtig piechel wirt genennt Splendor solis oder Sonnenglanntz, taylt sich in syben tractat... 12. f79-86 Liber Yrbo et Jalim [on parchment, in Latin. See Bib. Nat. MSS. Lat. 7171 and 11202.] 13. f86v Epitaphium Geberi philosophi [verse in Latin.] 14. f87-106 Opus mulierum et ludus puerorum [in Latin.] 15. f108-117 Practica vini [in German.] 16. f120-134v [Alchemical recipes in German.]