License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Bartolomeo Fenice (Fénis). Francesco I d'Este Sets Out for the Seige of Cremona, Crosses the Trench Between Himself and the Spanish, and Takes the City with Great Force, from "L'Idea di un Principe ed Eroe Cristiano in Francesco I d'Este, di Modena e Reggio Duca VIII [...]", 1659. The Metropolitan Museum of Art.