License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Anonymous. Copy of La Vieille aux Chats (The Old Woman with Cats), from "Les Gueux suite appelée aussi Les Mendiants, Les Baroni, ou Les Barons" (The Beggars, also called the Barons), 17th century. The Metropolitan Museum of Art.