[ Farhadi and Anavian Company, New York, until 1965; sold to MMA]
Linder, Isaac. The Art of Chess Pieces. 1994. Mentions the piece, and assigns it to the 6th or 7th century.
Carboni, Stefano. "Chessmen in the Department of Islamic Art at The Metropolitan Museum of Art." Scacchi e Scienze Applicate suppl. no. 7, fasc. 15 (1996). ill. pp. 2-3 (b/w).