1971
Gemini G.E.L., 1969
Gemini G.E.L., 1988
Gemini G.E.L., 1973
Gemini G.E.L., 1966
Gemini G.E.L., 1974
Gemini G.E.L., 1977
Frank Stella, 1970
Gemini G.E.L., 1971
Gemini G.E.L., 1981
![Figure 2 [artist's proof]](https://api.nga.gov/iiif/5aec741d-461a-41f3-9800-660b51a7dc8d/full/843,/0/default.jpg)
![Face [proof]](https://api.nga.gov/iiif/c288566b-590f-49dc-bc8e-46d8c32b1ec7/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [C panel, trial proof 1]](https://api.nga.gov/iiif/ca0ff351-9b7b-4832-839e-6aa42a454366/full/843,/0/default.jpg)
![0 through 9 [trial proof]](https://api.nga.gov/iiif/69b8c30a-b882-49f6-9da2-99a775f05f06/full/843,/0/default.jpg)
![Figure 4 [working proof]](https://api.nga.gov/iiif/1b40501b-1a1a-4c49-9a62-8d0bc7f31ac3/full/843,/0/default.jpg)
