1959, excavated by Robert H. Dyson Jr. on behalf of the Hasanlu Project sponsored by the University Museum of the University of Pennsylvania, the Archaeological Service of Iran, and The Metropolitan Museum of Art; acquired by the Museum in 1960, as a result of its financial contribution to the excavations.
de Schauensee, Maude, and Robert H. Dyson. 1983. "Hasanlu Horse Trappings and Assyrian Reliefs." In Essays on Near Eastern Art and Archaeology in Honor of Charles Kyrle Wilkinson, edited by Prudence O. Harper and Holly Pittman. New York: The Metropolitan Museum of Art, pp. 63-64, fig. 6.
Muscarella, Oscar W. 1988. Bronze and Iron: Ancient Near Eastern Artifacts in The Metropolitan Museum of Art. New York: The Metropolitan Museum of Art, p. 71, no. 110.