1887
National Gallery of Art, 1775
National Gallery of Art, 1992
National Gallery of Art, 1969
National Gallery of Art, 1813
National Gallery of Art, 1684
National Gallery of Art, 1563
National Gallery of Art, 1935
National Gallery of Art, 1841
National Gallery of Art, 1742
National Gallery of Art, 1973
National Gallery of Art, 1948
National Gallery of Art, 1591
![Visconti Viper (bischera) [reverse]](https://api.nga.gov/iiif/e4342987-8ec2-43b7-aed8-fc5c635c5c05/full/843,/0/default.jpg)
![Untitled [Abstract]](https://api.nga.gov/iiif/b3c16b99-58eb-4e61-bac8-1e6e00a921af/full/843,/0/default.jpg)
