Mellon Collection, Yale University Library MS. 109. 142 folios. Paper. 313x195mm. 18th Century [c. 1760.] 1. Le veau d'or. 2. Le rosaire des philosophes. ['Rosarium Philosophorum.'] 3. W.R. Experimentum verae confectionis philosophorum lapidis [in Latin, partly extracted from Geber and Eirenaeus Philalethes.]