License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
George Townshend, 4th Viscount and 1st Marquess Townshend. The Royal Hunt, or a Prospect of the Year 1782: The Temple of Fame, formerly the Wonder of the World, but now in Ruins, February 16, 1782. The Metropolitan Museum of Art.