1937
National Gallery of Art, 1519
National Gallery of Art, 1980
National Gallery of Art, 1606
National Gallery of Art, 1964
National Gallery of Art, 1846
National Gallery of Art, 1935
National Gallery of Art, 1937
National Gallery of Art, 1957
National Gallery of Art, 1655
National Gallery of Art, 1940
National Gallery of Art, 1500
National Gallery of Art, 1895
![Francesco I Sforza, 1401-1466, 4th Duke of Milan 1450 [obverse]](https://api.nga.gov/iiif/9463c4ad-2392-49b4-ba22-8c8271408cdd/full/843,/0/default.jpg)
