2006
National Gallery of Art, 1937
National Gallery of Art, 1936
National Gallery of Art, 1952
National Gallery of Art, 1884
National Gallery of Art, 1834
National Gallery of Art, 1864
National Gallery of Art, 1955
National Gallery of Art, 1938
National Gallery of Art, 1968
Unknown, 1700
National Gallery of Art, 1806
![begonnene Skizze eines Mannes mit Bart (Unfinished Sketch of a Man with Beard) [p. 6]](https://api.nga.gov/iiif/e61b7250-35fd-491a-9afb-e5077cb526c0/full/843,/0/default.jpg)
