Unknown Artist (Hellenistic Bronze), Portrait of a Ruler (Demetrios Poliorketes?), 310–290 BC, bronze, overall size: 45×35×29 cm (17 11/16×13 3/4×11 7/16 in.), Museo Nacional del Prado, Madrid
Power and Pathos: Bronze Sculpture of the Hellenistic World: Portrait of a Ruler