Lot Essay
For similar, cf. O. W. Muscarella (ed.), Ancient Art: The Norbert Schimmel Collection, Mainz, 1974, no. 234; and R. H. Randall, Jr., Masterpieces of Ivory from the Walters Art Gallery, Baltimore, 1985, pp. 23, 52-53, no. 54, col. pl. 18.