1971
Gemini G.E.L., 1976
Gemini G.E.L., 1986
Gemini G.E.L., 1991
Sam Francis, 1959
Sam Francis, 1973
Gemini G.E.L., 1969
Gemini G.E.L., 1999
Gemini G.E.L., 1981
James Webb, 1973
Gemini G.E.L., 1973
![#6 (after 'Untitled 1975') [progressive proof 8]](https://api.nga.gov/iiif/2e7abb66-a6d9-493c-93f8-39e87ac94f7a/full/843,/0/default.jpg)
![King Corpse [special proof]](https://api.nga.gov/iiif/c58674de-70f4-452b-b36c-8c82f38478ef/full/843,/0/default.jpg)
![#6 (after 'Untitled 1975') [progressive proof 9]](https://api.nga.gov/iiif/e151773e-2345-494d-9bb9-e9a9cbc82d1a/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [C panel, trial proof 2]](https://api.nga.gov/iiif/5f0832b0-9e72-4685-924a-f450f72c585f/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 14]](https://api.nga.gov/iiif/91ba53bd-77be-44fc-8800-aad11c6a845d/full/843,/0/default.jpg)