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. Plate 17: A cartouche with a marble center, an infant on either side holding a garland over the horns of a ram in center, from "Collection of various caprices and new inventions of cards and ornaments" (Raccolta di varii cappriccii et nove inventioni di cartelle et ornamenti), 1646. The Metropolitan Museum of Art.