License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Honoré Daumier. Well, if you look very closely, you might end up finding some quality! The color seems to be good, from 'Sketches from the Salon,' published in Le Charivari, June 16, 1865, June 16, 1865. The Metropolitan Museum of Art.