1843
National Gallery of Art, 1590
National Gallery of Art, 1918
National Gallery of Art, 1884
Rosenwald, Lessing Julius, 1600
National Gallery of Art, 1620
National Gallery of Art, 1528
Rosenwald, Lessing Julius, 1841
National Gallery of Art, 1848
National Gallery of Art, 1938
National Gallery of Art, 1963
National Gallery of Art, 1937
National Gallery of Art, 1989
![Studies of a Cow [verso]](https://api.nga.gov/iiif/598328ce-72ec-4b2c-90ae-500069945b17/full/843,/0/default.jpg)
