License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Jacques Callot. L'Abordage du 'Bertone' (The Colission of 'Bertone'), from "Les Combats de Quatre Galères" (The Battles of Four Galleys), early 17th century. The Metropolitan Museum of Art.