1960–61, excavated on behalf of the Joint Expedition to Nippur (Baghdad School of the American Schools of Oriental Research and The Oriental Institute of the University of Chicago); acquired by the Museum in 1962, as a result of its financial contribution to the excavations.
Wilkinson, Charles K. 1962. "Near Eastern Art". The Metropolitan Museum of Art Bulletin 21 (2), Ninety-Second Annual Report of The Trustees for The Fiscal Year 1961-1962 (Oct., 1962), p. 84.