The pseudo-Aristotelian treatise De perfecto magisterio deals with alchemic issues. The original text is accessible in J.-J. Manget, Bibliotheca Chemica Curiosa (Geneva: 1702), I, 641A.
Paper; misc.; ff. 89; mm. 278_207; the first 21 folios are missing; dated by the scribe at f. 89r: 'Finito el libro Rosario di philosophi. 1473 die 21 mensis Mai'.