1976
National Gallery of Art, 1809
National Gallery of Art, 1936
National Gallery of Art, 1743
National Gallery of Art, 1997
National Gallery of Art, 1937
National Gallery of Art, 1903
National Gallery of Art, 1600
National Gallery of Art, 1901
National Gallery of Art, 1988
National Gallery of Art, 1938
National Gallery of Art, 1956
National Gallery of Art, 1820
![#6 (after 'Untitled 1975') [progressive proof 15]](https://api.nga.gov/iiif/55152616-bdc8-4db4-94d1-fffd9fee52f0/full/843,/0/default.jpg)
