Incipit co[m]mentu[m] seu scriptu[m] super libros polithicoru[m] s[e]c[u]nd[u]m translatione[m] noua[m] Leonardi Aretini factu[m] per fratre[m] Petru[m] de Castrouol ordinis fratru[m] mino[rum] et sacre theologie magistru[m]. [144] h. ; Fol.