It is remarkable that these delicate thin-walled cups have survived in reasonably good condition, given that their bowls were hammered from a sheet of silver rather than cast.
Picón, Carlos A. 1994. "Recent Acquisitions, A Selection: 1993-1994." The Metropolitan Museum of Art Bulletin, 52(2): p. 13.
Metropolitan Museum of Art. 1994. "One Hundred Twenty-fourth Annual Report of the Trustees for the Fiscal Year July 1, 1993 through June 30, 1994." Annual Report of the Trustees of the Metropolitan Museum of Art, 124: pp. 34-5.