1973
National Gallery of Art, 1935
National Gallery of Art, 1980
National Gallery of Art, 1480
National Gallery of Art, 1460
National Gallery of Art, 1541
National Gallery of Art, 1400
National Gallery of Art, 1934
Rosenwald, Lessing Julius, 1498
National Gallery of Art, 1956
National Gallery of Art, 1966
![Cosimo I de' Medici, 1519-1574, 2nd Duke of Florence 1537, later Grand Duke of Tuscany 1569 [reverse]](https://api.nga.gov/iiif/989e4815-62b5-4848-9f69-4fd19d451a8e/full/843,/0/default.jpg)
![The Critic Smiles [working proof]](https://api.nga.gov/iiif/1621c105-1b80-43a7-95be-4f03bd6577c5/full/843,/0/default.jpg)