License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Jacques Callot. Les Bohémiens en Marche: L'Arrière-Garde, pièce aussi appelée Le Départ (The Gypsies Travelling: The Rear Guard, also called The Departure), from "Le Bohémiens...", early 17th century. The Metropolitan Museum of Art.