This is an exchange piece for the armor (now in the Armeria Reale, Turin) made for the Nuremberg patrician Wilhelm Rieter von Bocksberg (died 1528).
Ex. coll.: Spitzer; William H. Riggs.
Hayward, John F., and Sotheby Parke Bernet & Co. The Hever Castle Collection: The Property of The Lord Astor of Hever. Vol. I. London: Sotheby Parke Bernet & Co., May 5, 1983. Spitzer (1892), 6, p. 14, no. 51.