1972
National Gallery of Art, 1884
National Gallery of Art, 1942
National Gallery of Art, 1983
National Gallery of Art, 1935
National Gallery of Art, 1662
National Gallery of Art, 1937
National Gallery of Art, 1893
National Gallery of Art, 1500
National Gallery of Art, 1964
National Gallery of Art, 1962
National Gallery of Art, 1973
![Notizen und Gesicht (Notation and Face) [p. 20]](https://api.nga.gov/iiif/cc4a0732-02a1-459a-9abb-8742f4ecc99b/full/843,/0/default.jpg)
![Giangaleazzo Maria Sforza, 1469-1494, 6th Duke of Milan 1476 [obverse]](https://api.nga.gov/iiif/7a935ba3-407a-40c3-a496-43e302fe637f/full/843,/0/default.jpg)
