1988
National Gallery of Art, 1905
National Gallery of Art, 1656
National Gallery of Art, 1903
National Gallery of Art, 2002
National Gallery of Art, 1935
Corcoran Gallery of Art, 1837
National Gallery of Art, 1978
National Gallery of Art, 1886
National Gallery of Art, 1993
National Gallery of Art, 1831
![Gregory XVI (Bartolomeo Alberto Cappellari, 1765-1846), Pope 1830 [obverse]](https://api.nga.gov/iiif/501ca22f-bfb8-4cf6-bcec-e640c690de14/full/843,/0/default.jpg)