1987–1988
Gemini G.E.L., 1973
Gemini G.E.L., 1991
Ellsworth Kelly, 1952
Gemini G.E.L., 1970
Gemini G.E.L., 1974
Claudio Stickar, 1988
Gemini G.E.L., 1989
Ellsworth Kelly, 1951
Gemini G.E.L., 1978
Gemini G.E.L., 1992
Gemini G.E.L., 1972
Gemini G.E.L., 1975
![Four Panels from Untitled 1972 [C panel, trial proof 7]](https://api.nga.gov/iiif/4f390743-dd11-4ed0-b6de-2f7385c35e44/full/843,/0/default.jpg)
![Zone [trial proof 6]](https://api.nga.gov/iiif/39ebf91c-690c-4ad3-825f-2dc12d0f6dd2/full/843,/0/default.jpg)
![Ale Cans [trial proof A]](https://api.nga.gov/iiif/0b14bc45-9ed0-4d74-b35c-97f12ef5c252/full/843,/0/default.jpg)