License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Jacob Lutma. Auricular Cartouche with the Painter Hans von Aachen, the Goldsmith Paulus van Vianen, and the Sculptor Adriaen de Vries, ca. 1653. The Metropolitan Museum of Art.