Florence, Biblioteca Nazionale MS. Palat. 1050 [977 -21,3.] 154 folios. Paper. 165x113mm. Mid 16th Century. [Notes and teachings concerning alchemy.] I. f9-27 [Summary of the teachings, in Latin.] II. f29-154 [Collection of various notes, including:-] 1. f29-50 [Operations of various masters.] 2. f50-149r Epistola de virtutibus lapidis et elementis. a. f53-55v [Fragment of Perfectum magisterium of Arnold of Villa Nova.] b. f56r-58r Extraciones librorum hermetis, alberti et avicenne. c. f58r-62v Extracta ex libro, qui Donum Dei intitulatur. d. f66v-145r Extractio librorum multorum phisophorum. 3. f149r-152r Nota de plumbo de secretis philosophorum. III. f1r, f152v-154 [Additional recipes.]