around circumference: OPVS SPERANDEI
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.
- The Sforza Court: Milan in the Renaissance 1450-1535, Archer M. Huntington Art Gallery, The University of Texas at Austin; University Art Museum, University of California at Berkeley; Yale University, New Haven, 1988-1989, no. 85.
- The Renaissance from Brunelleschi to Michelangelo: The Representation of Architecture. Palazzo Grassi, Venice;NGA, Washington;Musée des Monuments Français, Paris;Altes Mus., Berlin, 1994-1996, no. 50 (Venice, D.C.), no cat. no. (Paris), no. 69 (Berlin)
- Pollard, John Graham. Renaissance Medals. The Collections of the National Gallery of Art Systematic Catalogue. 2 vols. Washington, 2007: 1:no. 94, repro.