1861–1869
National Gallery of Art, 1600
National Gallery of Art, 1969
National Gallery of Art, 1954
National Gallery of Art, 1937
National Gallery of Art, 1932
National Gallery of Art, 1624
National Gallery of Art, 1936
National Gallery of Art, 1803
National Gallery of Art, 1939
National Gallery of Art, 1450
National Gallery of Art, 1940
National Gallery of Art, 1794
![Figure 7 [progressive proof A]](https://api.nga.gov/iiif/23485099-dc04-4a27-9876-c7dc079d2fa8/full/843,/0/default.jpg)
![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)
