1516–1518
National Gallery of Art, 1554
National Gallery of Art
National Gallery of Art, 1971
National Gallery of Art, 1939
National Gallery of Art, 1593
National Gallery of Art, 1955
Rosenwald, Lessing Julius, 1912
National Gallery of Art, 1856
National Gallery of Art, 1924
National Gallery of Art, 2001
National Gallery of Art, 1884
National Gallery of Art, 1954
![Ercole II d'Este, 1508-1559, 4th Duke of Ferrara 1534 [obverse]](https://api.nga.gov/iiif/0be44745-b086-4642-afb2-b8de5f4cd0bc/full/843,/0/default.jpg)
![Untitled [seated female nude turned sideways in armchair]](https://api.nga.gov/iiif/6758f94a-c494-4cf5-9b29-6862d9cd14b8/full/843,/0/default.jpg)
![Artisten am Trapez (Balancing Act on Trapeze) [p. 12]](https://api.nga.gov/iiif/318df730-7ce6-4156-97f9-612694c47d47/full/843,/0/default.jpg)
