License, verbatimCC0
The Cleveland Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged share_license_status=CC0 in the museum's own record.
Abbot Frowin (Swiss). Title Page of St. Gregory's "Moralia": Job Visited by His Three Friends (above) and Gregory the Great and His Deacon Peter (below), c. 1143–1178. The Cleveland Museum of Art.