License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Anonymous, French, 18th century. Head of a woman with her head turned to the left, from Livre de Têtes Gravées d'apres F. Boucher et Autres (Book of Heads Engraved after F. Boucher and Others), 18th century. The Metropolitan Museum of Art.