1818
National Gallery of Art, 1654
National Gallery of Art, 1855
National Gallery of Art, 2000
National Gallery of Art, 1937
National Gallery of Art, 2004
National Gallery of Art, 2010
National Gallery of Art, 1980
National Gallery of Art, 1895
National Gallery of Art, 1981
National Gallery of Art, 1936
National Gallery of Art, 1838
National Gallery of Art, 1969
![Over the River, Project for the Arkansas River, Colorado [bottom panel]](https://api.nga.gov/iiif/0fbb683b-c2b6-4362-ae8c-9e416624c473/full/843,/0/default.jpg)
![Naked V [working proof 1]](https://api.nga.gov/iiif/8cfa4d8b-8729-4541-992a-2f3d84d938ca/full/843,/0/default.jpg)
