Leiden MS. Vossianus Chym. Q. 32B. 150 folios. Paper. 199x165mm. End of 16th Century. 1. f1 [Extracts from Geber, Summa perfectionis.] 2. f2-146v Historia rerum subterranearum vel metallicarum, septem septuriis comprehensa [in German.] 3. f147 [Extract from Paracelsus, Liber naturalium IX: De signatura Rerum.] 4. f147-148 [Tables and symbols.]