1620–1621
National Gallery of Art, 1500
National Gallery of Art, 1852
National Gallery of Art, 1847
National Gallery of Art, 1764
National Gallery of Art, 1938
National Gallery of Art, 1936
National Gallery of Art, 1925
National Gallery of Art, 1953
National Gallery of Art, 1983
National Gallery of Art, 1982
National Gallery of Art, 1935
![Giangaleazzo Maria Sforza, 1469-1494, 6th Duke of Milan 1476 [obverse]](https://api.nga.gov/iiif/4f972cf3-1fd0-4694-a10f-95fce54bbf38/full/843,/0/default.jpg)
