1939–1987
National Gallery of Art, 1960
National Gallery of Art, 2019
National Gallery of Art, 1845
National Gallery of Art, 1936
National Gallery of Art, 1784
National Gallery of Art, 1924
National Gallery of Art, 1935
National Gallery of Art, 1930
National Gallery of Art, 1940
National Gallery of Art, 1937
Corcoran Gallery of Art, 1845
![Cow Print [working proof 1]](https://api.nga.gov/iiif/73cd0ef5-87ff-4fc1-a205-ed5aad91cbb6/full/843,/0/default.jpg)
