1903–1970
National Gallery of Art, 1955
National Gallery of Art, 1936
National Gallery of Art, 1541
National Gallery of Art, 1821
National Gallery of Art, 1857
National Gallery of Art, 1940
National Gallery of Art, 1570
National Gallery of Art, 1938
National Gallery of Art, 1962
National Gallery of Art, 1935
National Gallery of Art, 1960
![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)
