1999
Gemini G.E.L., 1986
Gemini G.E.L., 1992
Gemini G.E.L., 1973
Gemini G.E.L., 1970
Gemini G.E.L., 1972
Gemini G.E.L., 1971
Gemini G.E.L., 1974
Gemini G.E.L., 1968
Gemini G.E.L., 1981
Gemini G.E.L., 1982
![Four Panels from Untitled 1972 [D panel, trial proof 12]](https://api.nga.gov/iiif/1a184783-2ff6-4408-af96-4f3147195f5c/full/843,/0/default.jpg)
![Figure 0 [trial proof]](https://api.nga.gov/iiif/849a68d0-2787-484b-bf08-657f88ed5cbe/full/843,/0/default.jpg)
