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.
“Al-Hiba: Expedition into the Past.” The Metropolitan Museum of Art, New York, November 16, 1972–January 21, 1973.
“Bread and Beer in the Ancient Near East,” Staten Island Museum, New York, November 1, 1981–April 30, 1982.
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.
Pelzel, Suzanne M. 1974. Perforated Sumerian Votive Plaques, Ph.D dissertation, New York University, pp. 120-122, 142, n. 37.
Metropolitan Museum of Art. 1984. Report on Projects Funded by the Adelaide Milton de Groot Fund 1980-1983, in memory of the de Groot and Hawley Families. New York: The Metropolitan Museum of Art, p. 4.
Romano, Licia. 2015. Simposio e banchetto nella Mesopotamia del Protodinastico, Rivesta degli Studi Orientali, p. 286, Nippur 14, pl. XXVI.