1977
National Gallery of Art, 1958
National Gallery of Art, 1780
National Gallery of Art, 1931
National Gallery of Art, 1631
National Gallery of Art, 1941
National Gallery of Art, 1972
National Gallery of Art, 1936
National Gallery of Art, 1910
National Gallery of Art, 1480
National Gallery of Art, 1967
National Gallery of Art, 1938
![Pietro Machiavelli, 1460/1461-1519 [obverse]](https://api.nga.gov/iiif/e84e12a3-1e64-41f6-8005-e51350a40fe2/full/843,/0/default.jpg)
