1955
National Gallery of Art, 1503
National Gallery of Art, 1545
National Gallery of Art, 1800
Frank, Robert, 1941
National Gallery of Art, 1699
National Gallery of Art, 1472
National Gallery of Art, 1627
National Gallery of Art, 1876
National Gallery of Art, 1941
National Gallery of Art, 1768
National Gallery of Art, 1973
National Gallery of Art, 1570
![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)
![Cup 2 Picasso [misc. proof]](https://api.nga.gov/iiif/b40a0772-b7ab-4463-b3d7-cb0f64c2ce2c/full/843,/0/default.jpg)
