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 Intervenes for an Agreement between Pope Urban VIII and the Duke of Parma, 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.