1522
National Gallery of Art, 1627
Rosenwald, Lessing Julius, 1899
National Gallery of Art, 1500
Rosenwald, Lessing Julius, 1490
National Gallery of Art, 1870
National Gallery of Art, 1600
Rosenwald, Lessing Julius, 1780
National Gallery of Art, 1945
National Gallery of Art, 1936
Rosenwald, Lessing Julius, 1796
National Gallery of Art, 1499
![Alfonso I d'Este, 1476-1534, 3rd Duke of Ferrara, Modena and Reggio 1505 [obverse]](https://api.nga.gov/iiif/30af3a38-6dca-4809-ae92-6a1080f2893c/full/843,/0/default.jpg)
![Marsilio Ficino, 1433-1499, Florentine Humanist [obverse]](https://api.nga.gov/iiif/9fe8deb0-d414-4a85-9575-5070b7db0024/full/843,/0/default.jpg)