Sommerville: Sard. An Etruscan Scarabeus. A charioteer. Etruscan Seals, Scarabei, Intaglios, and Rings, Case FF.
Vermeule: Intaglio. Carnelian. Scarab. Unmounted. Charioteer diriving a quadriga of horses to the right. A dog or a lion appears beneath it. Cable border. Globular style, perhaps based on a South Italian or Sicilian Greek coin. Late Etruscan or Italo-Etruscan.
Turfa, Jean M. Catalogue of the Etruscan Gallery of the University of Pennsylvania Museum of Archaeology and Anthropology. Philadelphia: University of Pennsylvania Museum of Archaeology and Anthropology, 2005. See: pp. 152-153, no. 116; p. C4, pl. 12
Berges, Dietrich K. Antike Siegel und Glasgemmen der Sammlung Maxwell Sommerville: im University of Pennsylvania Museum of Archaeology and Anthropology. Mainz am Rhein: Verlag Philipp von Zabern, 2002. Page/Fig./Plate: 78 See: p. 23, no. 13; taf. II; taf. 4
White, Donald J., Ann B. Brownlee, Irene B. Romano, and Jean M. Turfa. Guide to the Etruscan and Roman Worlds at the University of Pennsylvania Museum of Archaeology and Anthropology. Philadelphia: University of Pennsylvania Museum of Archaeology and Anthropology, 2002. See: p. 17, no. 24
