1990
National Gallery of Art, 1645
National Gallery of Art, 1936
National Gallery of Art, 1969
National Gallery of Art, 1934
National Gallery of Art, 1700
National Gallery of Art, 1523
National Gallery of Art, 1592
National Gallery of Art, 1887
National Gallery of Art, 1957
National Gallery of Art, 1497
National Gallery of Art, 1930
![Figure 4 [trial proof]](https://api.nga.gov/iiif/4f68c2e2-8598-4f03-b473-0d4a127c6a0e/full/843,/0/default.jpg)
![Beatrice d'Este, 1475-1497, Wife of Lodovico Maria Sforza 1491 [reverse]](https://api.nga.gov/iiif/fc63fc28-4457-461e-b5a2-1e215e960891/full/843,/0/default.jpg)
