License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Honoré Daumier. Dire que dans mon temps, moi aussi..., from Croquis Parisiens, published in Le Charivari, January 24, 1857, January 25, 1857. The Metropolitan Museum of Art.