(Sotheby Parke-Bernet and Co., London, November 28, 1966, no. 147); [Merton D. Simpson, New York, from 1966]; (Sotheby Parke-Bernet and Co., London, June 21, 1979, no. 145); Mr. and Mrs. Klaus G. Perls, New York, until 1991Court of Benin Objects in the Michael C. Rockefeller Wing, Metropolitan Museum of Art
Ezra, Kate. Royal Art of Benin: The Perls Collection in the Metropolitan Museum of Art. New York: The Metropolitan Museum of Art, 1992, p. 183, no. 75.
Ross, Doran H. Elephant: The Animal and Its Ivory in African Culture. Los Angeles: Fowler Museum of Cultural History, 1992.
Sotheby and Co., London. 1966. Catalogue of African, Oceanic, Pre-Columbian and American Indian Art also Indian Sculpture and Islamic Pottery. Sale catalogue of November 28, 1966: lot 147.
Sotheby Parke-Bernet and Co., London. 1979. Catalogue of Primitive Art Works. Sale catalogue of June 21, 1979: lot 145.
"ROYAL ART OF BENIN. The Perls Collection in The Metropolitan Museum of Art." Kate Ezra. The Metropolitan Museum of Art and Harry N. Abrams Inc., New York 1992, no. 75