License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
John Gibson. Sketches of six statues: Magdalen by Canova, Divine Love by Bienaimé, Praying Angel, Boxer by Canova, Trust in God by Bartolini, and Madonna by Raphael, ca. 1850. The Metropolitan Museum of Art.