License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Marco Ricci. Plate 4: Landscape with man leading a pack horse across a wooden bridge, three figures in right foreground, the silhouette of a man standing at a fence beyond, from "Landscapes", 1723–30. The Metropolitan Museum of Art.