1791
National Gallery of Art, 1765
National Gallery of Art, 1810
National Gallery of Art, 1966
National Gallery of Art, 1939
National Gallery of Art, 1500
National Gallery of Art, 1935
National Gallery of Art, 1830
National Gallery of Art, 1909
National Gallery of Art, 1914
National Gallery of Art, 1951
National Gallery of Art, 1643
National Gallery of Art, 1578
![The Critic Smiles [artist's proof]](https://api.nga.gov/iiif/aa029fba-c555-405a-84c0-d15c3a87dd98/full/843,/0/default.jpg)
![Giangaleazzo Maria Sforza, 1469-1494, 6th Duke of Milan 1476 [obverse]](https://api.nga.gov/iiif/da01db2f-21b2-48a9-adc6-9dd7a44f7e22/full/843,/0/default.jpg)
