License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Honoré Daumier. The password: Reaction...... pardon me, I am mistaken... Freedom.., from 'News of the day,' published in Le Charivari, December 31, 1869, December 31, 1869. The Metropolitan Museum of Art.