Fail:PopeGregoryIX.jpgDescriptionPopeGregoryIX.jpg English: Detail from fresco of Pope Gregory IX approving the Decretals, 1511, Fresco Stanza della Segnatura, Palazzi Pontifici
Fail:Gregory IX.jpgUniversitätsbibliothek Salzburg, M III 97, 122rb, ca. 1270) Derivative works of this file: Gregory IX (cropped).jpg English Pope Gregory IX German Gregor IX.