1913
National Gallery of Art, 1456
National Gallery of Art, 1953
National Gallery of Art, 1645
National Gallery of Art, 1854
National Gallery of Art, 1935
National Gallery of Art, 1753
National Gallery of Art, 1996
National Gallery of Art, 1845
National Gallery of Art, 1956
National Gallery of Art, 1938
National Gallery of Art, 1947
![Francesco I Sforza, 1401-1466, 4th Duke of Milan 1450 [obverse]](https://api.nga.gov/iiif/f25ed8ee-67a1-4e33-b136-160f6e2484e1/full/843,/0/default.jpg)
