1980–1981
Gemini G.E.L., 1981
Gemini G.E.L., 1973
Gemini G.E.L., 1992
Gemini G.E.L., 1971
Gemini G.E.L., 1996
Gemini G.E.L., 1989
Gemini G.E.L., 1969
![Drypoint Nu [special proof]](https://api.nga.gov/iiif/fb508dd7-d411-4a80-ab24-628d8df5bab6/full/843,/0/default.jpg)
![Untitled #9 [special proof]](https://api.nga.gov/iiif/eaf88898-5f13-48dc-8855-ad7feff8073d/full/843,/0/default.jpg)
![Hinged Canvas [trial proof]](https://api.nga.gov/iiif/087635d2-317e-400b-9248-17a0efc212b4/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 25]](https://api.nga.gov/iiif/41ecc842-e0a3-4e4e-bdff-432dcb18595b/full/843,/0/default.jpg)
