License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Pietro Santi Bartoli. Pluto, seen from behind, entering the Underwold on his chairot, Cereberus and three Furies to right, from "Giove che fulmina li giganti", after the frescoes on the ceiling of the Sala dei Giganti designed by Giulio Romano for the Palazzo del Te, Mantua, ca. 1680. The Metropolitan Museum of Art.