License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Honoré Daumier. Savants au comble de la joie en contemplant le premier petit crocodile né e France..., from La Société d'Acclimatations, published in Le Charivari, October 23, 1858, October 23, 1858. The Metropolitan Museum of Art.