1938
National Gallery of Art, 1940
National Gallery of Art, 1978
National Gallery of Art, 1973
National Gallery of Art, 1825
National Gallery of Art, 1960
National Gallery of Art, 1929
National Gallery of Art, 1895
National Gallery of Art, 1890
National Gallery of Art, 1656
National Gallery of Art, 1956
National Gallery of Art, 1475
![Four Panels from Untitled 1972 [D panel, working proof 11]](https://api.nga.gov/iiif/c52610ce-e15e-4682-9b6d-c9126a116c62/full/843,/0/default.jpg)
![0 from 0-9 (Black) [trial proof]](https://api.nga.gov/iiif/4ee66403-08eb-4bb4-aa50-7affbe0d8ce4/full/843,/0/default.jpg)
