1963
National Gallery of Art, 1472
Rosenwald, Lessing Julius, 1460
National Gallery of Art, 1884
National Gallery of Art, 1674
National Gallery of Art, 1936
National Gallery of Art, 1867
Rosenwald, Lessing Julius, 1894
Rosenwald, Lessing Julius, 1504
National Gallery of Art, 1536
National Gallery of Art, 1951
Rosenwald, Lessing Julius, 1516
National Gallery of Art, 1942
![Ercole I d'Este, 1431-1505, Duke of Ferrara, Modena, and Reggio 1471 [obverse]](https://api.nga.gov/iiif/e36de80b-e494-4c81-adfd-dfaef8b04dbb/full/843,/0/default.jpg)
![Figürliche Kompositionsskizze mit Bezeichung (Figural Sketch with Inscription) [p. 9]](https://api.nga.gov/iiif/9b81e3a1-5d7e-465a-9ab7-d3cf9aa0f2fe/full/843,/0/default.jpg)
