Inscription: Arabic; "Muhammad" and "al-malik allah".
1939, excavated in Nishapur, Iran by the Metropolitan Museum of Art's expedition; 1940, acquired by the Museum in the division of finds
Allan, James. Nishapur: Metalwork of the Early Islamic Period. New York: The Metropolitan Museum of Art, 1982. p. 98, ill. fig. 160 (b/w).