License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Anonymous. Copy of L'Homme Vu de Dos, Avec un Grand Épée (Man Viewed from Behind, With a Large Sword), from "Les Caprices" Series A, The Florence Set, 17th century. The Metropolitan Museum of Art.