center left: OPVS PISANI / PICTO / RIS
Gustave Dreyfus [1837-1914], Paris; his heirs; purchased with the entire Dreyfus collection 9 July 1930 by (Duveen Brothers, Inc., London, New York, and Paris); sold 31 January 1944 to the Samuel H. Kress Foundation, New York; gift 1957 to NGA.
- Pollard, John Graham. Renaissance Medals. The Collections of the National Gallery of Art Systematic Catalogue. 2 vols. Washington, 2007: 1:no. 17, repro.
- Brown, Beverly Louise. "Portraiture in the Courts of Italy." In Renaissance Portraiture from Donatello to Bellini ed. Keith Christiansen and Stefan Weppelmann. Exh. cat. Berlin 2011. New York, 2011: 34, 35, color fig. 15.