1979–1980
Gemini G.E.L., 1981
Gemini G.E.L., 1975
Gemini G.E.L., 1976
Gemini G.E.L., 1979
Gemini G.E.L., 1986
Gemini G.E.L., 1973
Gemini G.E.L., 1970
Gemini G.E.L., 1992
Gemini G.E.L., 1969
![Studio Forms [special proof]](https://api.nga.gov/iiif/5d40037c-e5d6-4e5e-8e2b-0085815eeddb/full/843,/0/default.jpg)
![Bookplate for the Friends of the Sarah Lawrence College Library [working proof]](https://api.nga.gov/iiif/5b00a65a-1176-4eac-be4e-b1049424ebf7/full/843,/0/default.jpg)
![Cicada [working proof]](https://api.nga.gov/iiif/48f7ed65-bd54-4fba-a832-9c937c40a8c3/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 29]](https://api.nga.gov/iiif/007d3fc2-8ef6-4724-b755-54be589b9761/full/843,/0/default.jpg)
![Untitled [trial proof]](https://api.nga.gov/iiif/dd4511ed-b557-4095-9369-b03c03e97033/full/843,/0/default.jpg)
![#6 (after 'Untitled 1975') [progressive proof 8]](https://api.nga.gov/iiif/2e7abb66-a6d9-493c-93f8-39e87ac94f7a/full/843,/0/default.jpg)
![Figure 4 [trial proof]](https://api.nga.gov/iiif/b226699b-b7e1-4418-80d6-cbfbd95b771d/full/843,/0/default.jpg)