1944
National Gallery of Art, 1654
National Gallery of Art, 1942
National Gallery of Art, 1893
National Gallery of Art, 1935
National Gallery of Art, 1924
National Gallery of Art, 1898
National Gallery of Art, 1962
National Gallery of Art, 1846
National Gallery of Art, 1936
National Gallery of Art, 1831
National Gallery of Art, 1628
![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)
