1900
Unknown, 1962
Unknown, 1900
Unknown, 1920
Unknown, 1830
Unknown, 1767
Unknown, 1501
Unknown, 1490
Unknown, 1860
Unknown, 1800
Unknown, 1921
![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)
