License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Stefano della Bella. An elephant in center, his mahout standing to the right wearing an Oriental costume, another elephant to left in background, plate 16 from "Diversi capricci", ca. 1644–47. The Metropolitan Museum of Art.