1789
National Gallery of Art, 1500
National Gallery of Art, 1956
National Gallery of Art, 1945
National Gallery of Art, 1968
National Gallery of Art, 1885
National Gallery of Art, 1924
National Gallery of Art, 1897
National Gallery of Art, 1922
National Gallery of Art, 1519
National Gallery of Art, 1936
Rosenwald, Lessing Julius, 1849
![Giangaleazzo Maria Sforza, 1469-1494, 6th Duke of Milan 1476 [obverse]](https://api.nga.gov/iiif/7a935ba3-407a-40c3-a496-43e302fe637f/full/843,/0/default.jpg)
![Marie and Her Protector [recto]](https://api.nga.gov/iiif/ad325fe0-0819-4a4b-917c-ac611d96b7a7/full/843,/0/default.jpg)
