1953
National Gallery of Art, 1570
National Gallery of Art, 1945
National Gallery of Art, 1935
National Gallery of Art, 1937
National Gallery of Art, 1940
National Gallery of Art, 1597
National Gallery of Art, 1958
National Gallery of Art, 1956
National Gallery of Art, 1500
National Gallery of Art, 1884
![John Frederic the Magnanimous, in Electoral Robes [right]](https://api.nga.gov/iiif/c8152b1d-f3af-4c75-8927-af754626cea9/full/843,/0/default.jpg)
![mehrere Studienköpfe (Several Head Studies) [p. 41]](https://api.nga.gov/iiif/3f8810fe-b067-427f-ba27-2ce75969db11/full/843,/0/default.jpg)