R. Sturgis Ingersoll, Philadelphia, until (d.) 1973; (Sotheby's, London, July 8, 1974, no. 75); Mr. and Mrs. Klaus G. Perls, New York, acquired by 1980, until 1991
The Seven Metals of Africa
University of Pennsylvania Museum of Archaeology and Anthropology,November 12,
1959–January 15, 1960
Cleveland Museum of Art, June 6, 1960–July 24,1960
Museum of International Folk Art, September 22, 1960–November 27,1960
Royal Art of Benin from the Perls Collection
The Metropolitan Museum of Art, January 16, 1992–September 13,1992
Dark, Philip J.C. An Illustrated Catalogue of Benin Art. Boston: G. K. Hall & Co., 1982, no. Z2/77.
Ezra, Kate. Royal Art of Benin: The Perls Collection in the Metropolitan Museum of Art. New York: The Metropolitan Museum of Art, 1992, pp. 82–83, no. 23.
Herbert, Eugenia W. Red Gold: Copper Arts of Africa. South Hadley, MA: Mount Holyoke College Art Museum, 1984, no. 9, fig. 65.
Indiana University Art Museum. Royal Benin. Bloomington: , 1980.
Kaplan Flora S. Dr., eds. Images of power: Art of the Royal Court of Benin. New York: Grey Art Gallery, New York University, 1981, no. 24.
Plass, Margaret Barton, William B. Fagg and Roy Sieber. 7 metals of Africa. Philadelphia: University Museum, 1959, no. D–1.
Robbins, Warren M. African Art in American Collections= L'art africain dans les collections americaines . New York: F.A. Praeger, 1966, fig. 175.
Catalogue of PrimitiveArt. London: Sotheby & Co., July 8, 1974, no. 75.
Published Referencesbibliography University Museum, Philadelphia. 1959. Seven Metals of Africa (exhibition catalogue), by W. Fagg, M. Plass and R. Siber: no. D-1.
Robbins, W. 1966. African Art in American Collections. New York: fig. 175.
Sotheby and Co., London. 1974, Catalogue of PrimitiveArt. Sale catalogue of July 8, 1974: lot 75.
Indiana University Art Museum, Bloomington. 1980. Royal Benin (exhibition catalogue).
Grey Art Gallery, New York. 1981. Images of Power/Art of the Royal Court of Benin (exhibition catalogue), edited by F. Kaplan: no. 24.
Dark, P. 1982. An Illustrated Catalogue of Benin Art. Boston: Z2/77.
Mount Holyoke College Art Museum, South Hadley Massachusetts. 1984. Red Gold- Copper Arts of Africa (exhibition catalogue): no. 9, fig. 65.
"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. 23