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 Wearing a Ruff, 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.