1979–1980
Gemini G.E.L., 1979
Gemini G.E.L., 1972
Gemini G.E.L., 1986
Gemini G.E.L., 1969
Gemini G.E.L., 1984
Gemini G.E.L., 1993
Gemini G.E.L., 1973
Gemini G.E.L., 1976
Gemini G.E.L., 1999
Gemini G.E.L., 1981
![Car [special proof]](https://api.nga.gov/iiif/5763f76b-2cfd-424c-b4c4-b883d1ac140a/full/843,/0/default.jpg)
![Pile Up [special proof]](https://api.nga.gov/iiif/1509edf0-7d07-422b-865c-6f35b895c0fa/full/843,/0/default.jpg)
!["M" [trial proof]](https://api.nga.gov/iiif/1169d401-2123-4f5c-9d17-60aa3b570e1c/full/843,/0/default.jpg)
![Figure 5 [trial proof]](https://api.nga.gov/iiif/12f83110-1324-4224-bd90-fe46408d0e3b/full/843,/0/default.jpg)
![Face [trial proof]](https://api.nga.gov/iiif/077442e6-fee1-46ec-95b6-f2a43729eb85/full/843,/0/default.jpg)
![#4 (after 'Untitled 1975') [trial proof]](https://api.nga.gov/iiif/e412dbd6-a61c-422c-9421-70cf2c494fdb/full/843,/0/default.jpg)
![Cicada [trial proof]](https://api.nga.gov/iiif/55e4aec6-185b-4489-8ff9-0e91088931e2/full/843,/0/default.jpg)
![Figure 5 [working proof]](https://api.nga.gov/iiif/87717a23-7d84-4c64-afcc-fab350d37fb1/full/843,/0/default.jpg)