License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Pinturicchio. A Kneeling Man in Fifteenth-Century Costume (recto); a small, fragmentary sketch of a recumbant boy, probably by a later hand (verso), ca. 1509. The Metropolitan Museum of Art.