License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Grégoire Huret. Frontispiece from "Breviarium Parisiense Ac Forman Sacro Sancti Concilij Tridentini restitutum Illvstrissimi et Reverendissimi in Christo Partis D. Joannes Francisci de Gondy...auctoritate..., 1643. The Metropolitan Museum of Art.