License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
François Collignon. Plate 2: a cartouche with a child seen from the back to left and a child seen from the front to right, each playing with the head of a sheep crowned with flowers, from "Twelve cartouches" (Recueil de douze cartouches), ca. 1640–45. The Metropolitan Museum of Art.