Raban Maur (right) presents his work to Pope GregoryIV (middle). Austrian National Library, Cod. 652, f. 2. Hrabanus Maurus, 'De Laude Crucis': Hrabanus
Q23308 Accession number Royal 10 E. IV, f.47 Source/Photographer Image taken from Smithfield Decretals [Decretals of Gregory IX]. Originally published/produced
Accession number Royal 10 E. IV, f.139 Source/Photographer Image taken from Smithfield Decretals [Decretals of Gregory IX]. Originally published/produced