Florence, Biblioteca Nazionale MS. Palat. 1022 [937 - 21,3.] 214 folios. Paper. Various formats. 15th and 16th Centuries. [Various alchemical and astrological writings, in Italian.] 1. f1-4 [Alchemical teachings.] 2. f5r-6r Francesco Formiconi, Prognostico astrologico per il Granduca Cosimo I dei Medici, contentu in lett. d. d. Roma, 27 marzo 1554. 3. f7v-32r Fr. Giacomo da Porta. Ricerche e studi intorni alla pietra filosophica. 4. f33r-46v [Fragment of an alchemical tract.] 5. f47r-214v [Recipes and various alchemical compostions, in Latin and Italian.]