1760–1770
National Gallery of Art, 1939
National Gallery of Art, 1900
National Gallery of Art, 1940
National Gallery of Art, 1600
National Gallery of Art, 1764
National Gallery of Art, 1785
National Gallery of Art, 1871
National Gallery of Art, 1446
National Gallery of Art, 1566
National Gallery of Art, 1965
National Gallery of Art, 1942
National Gallery of Art, 1857
![Sigismondo Pandolfo Malatesta, 1417-1468, Lord of Rimini and Fano [obverse]](https://api.nga.gov/iiif/b6768fba-591b-461c-8ea7-4df26cb8f8f4/full/843,/0/default.jpg)
![Studies for Jewelry Designs [recto]](https://api.nga.gov/iiif/8b6276f2-f220-440a-bda1-a363e00c9808/full/843,/0/default.jpg)