1941
National Gallery of Art, 1459
National Gallery of Art, 1530
National Gallery of Art, 1775
National Gallery of Art, 1949
National Gallery of Art, 1461
National Gallery of Art, 1963
National Gallery of Art, 1920
National Gallery of Art, 1879
National Gallery of Art, 1930
National Gallery of Art, 1937
National Gallery of Art, 1669
National Gallery of Art, 1938
![Francesco I Sforza, 1401-1466, 4th Duke of Milan 1450 [obverse]](https://api.nga.gov/iiif/6aa7524d-35df-4d1d-a24b-9e8f959e9e8b/full/843,/0/default.jpg)
![Taddeo di Guidacci Manfredi I, Count of Faenza and Lord of Imola 1449 [obverse]](https://api.nga.gov/iiif/44fd0b6c-2bdb-4f29-985a-ff5309f02bad/full/843,/0/default.jpg)
