1976
National Gallery of Art, 1855
National Gallery of Art, 1962
National Gallery of Art, 1598
National Gallery of Art, 1920
National Gallery of Art, 1958
National Gallery of Art, 1884
National Gallery of Art, 1921
National Gallery of Art, 1902
National Gallery of Art, 1752
National Gallery of Art, 1572
National Gallery of Art, 1842
![Bildnis Dr. Victor Heinrich Klinkhardt (III) (Portrait of Dr. Victor Heinrich Klinkhardt [III]) from Deutsche Graphiker der Gegenwart (German Printmakers of Our Time)](https://api.nga.gov/iiif/d59f1159-f819-4445-bd13-20f37f6777da/full/843,/0/default.jpg)
![Skizze und Notizen (Sketch with Notations) [between pages 8-9]](https://api.nga.gov/iiif/f5ca7eca-5e1d-46d4-b674-040d85b48622/full/843,/0/default.jpg)
