License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Mathäus Küsel. The Seat of Saturn; Saturn at center, seated on a throne of rubble, conversing with a king and three men who stand before him; lining the walls on each side are four figures of Saturn devouring children; set design from 'La Monarchia Latina Trionfante', 1678. The Metropolitan Museum of Art.