License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Honoré Daumier. You're not having anything?, from 'Parisian sketches,' published in Le Charivari, November 2-3, 1865, November 2–3, 1865. The Metropolitan Museum of Art.