1966
National Gallery of Art, 1914
National Gallery of Art, 1938
National Gallery of Art, 1450
Tamarind Institute, 1969
National Gallery of Art, 1681
National Gallery of Art, 1635
National Gallery of Art, 1825
National Gallery of Art, 1969
National Gallery of Art, 1955
National Gallery of Art, 1590
National Gallery of Art, 1755
National Gallery of Art, 1520
![Isotta degli Atti, 1432/1433-1474, Mistress 1446, then Wife after 1453, of Sigismondo Malatesta [obverse]](https://api.nga.gov/iiif/c48f7983-8a57-4389-b61c-07f788a5aa84/full/843,/0/default.jpg)
![Figure 5 [working proof]](https://api.nga.gov/iiif/5eef711e-3d48-43c2-ab15-63e2da6c54c4/full/843,/0/default.jpg)
