1972
Patrons' Permanent Fund, 1971
National Gallery of Art, 1951
National Gallery of Art, 1400
National Gallery of Art, 1631
National Gallery of Art, 1960
National Gallery of Art, 1923
Patrons' Permanent Fund, 1856
National Gallery of Art, 1538
National Gallery of Art, 1973
National Gallery of Art, 1941
National Gallery of Art, 1992
National Gallery of Art, 1936
![Zone [trial proof 3]](https://api.nga.gov/iiif/48ae5fc8-ddf3-4aaf-bf9b-81e89a127636/full/843,/0/default.jpg)
![Coathanger and Spoon [proof]](https://api.nga.gov/iiif/6cd70cc0-3dc2-47bd-af93-02136cc0c7dc/full/843,/0/default.jpg)
![Genius Holding a Dolphin and Pouring a Libation [reverse]](https://api.nga.gov/iiif/3df27aa0-f3bf-4be7-aab0-2f88b85fe588/full/843,/0/default.jpg)
![Untitled #10 [special proof]](https://api.nga.gov/iiif/79554471-bc7a-4aee-9d5e-9b4c0905873e/full/843,/0/default.jpg)
