License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
James Gillray. The Zenith of French Glory; – The Pinnacle of Liberty. Religion, Justice, Loyalty, & all the Bugbears of Unenlightened Minds, Farewell!, February 12, 1793. The Metropolitan Museum of Art.