Interior, concentric circles in a small tondo; exterior, busts of a man and a woman in profile to left; under each handle, siren.
Metropolitan Museum of Art. 1992. "One Hundred Twenty-second Annual Report of the Trustees for the Fiscal Year July 1, 1991 through June 30, 1992." Annual Report of the Trustees of the Metropolitan Museum of Art, 122: p. 36.