License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Francesco Zucchi. A monkey working a mortar and pestle, below Lorenzo Lippi (?) writing his humorous poem "Malmantile Racquistato", a muse standing at left, ca. 1710–64. The Metropolitan Museum of Art.