1973
National Gallery of Art, 1890
National Gallery of Art, 1988
National Gallery of Art, 1600
National Gallery of Art, 1885
National Gallery of Art, 1500
National Gallery of Art, 1956
National Gallery of Art, 1951
National Gallery of Art, 1997
National Gallery of Art, 1855
National Gallery of Art, 1920
National Gallery of Art, 1936
![Pi [working proof 2]](https://api.nga.gov/iiif/cd9ef14b-ffc9-4b54-8bff-f34993de222f/full/843,/0/default.jpg)
![Antinous [obverse]](https://api.nga.gov/iiif/ab9e35b8-6e1b-491f-84da-3f65edf0e671/full/843,/0/default.jpg)
