1. Ohio State University, Spec.Rare.MS.MR.Frag.317 DS ID: DS11736 Title: Commentary on Decretals of Gregory IX Place: France Date: ca. 1375
2. Harry Ransom Center, Incun 1491 T675ex DS ID: DS12011 Title: Commentary on Decretals of Gregory IX Author: Panormitanus Place: France Date: 1400-1540