License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Honoré Daumier. Let's leave Madame... these nudes are revolting... (aside) I'll come back later., from 'At the Salon,' published in Le Charivari, May 5, 1866, May 5, 1866. The Metropolitan Museum of Art.