1981–1985
Gemini G.E.L., 1971
Gemini G.E.L., 1972
Gemini G.E.L., 1983
Gemini G.E.L., 1968
Gemini G.E.L., 1991
Gemini G.E.L., 1975
Gemini G.E.L., 1989
Gemini G.E.L., 1969
Gemini G.E.L., 1981
Kenneth Farley, 1990
Gemini G.E.L., 1976
Gemini G.E.L., 1973
![Bent "Blue" [trial proof]](https://api.nga.gov/iiif/0897b9bd-7a5c-4315-b3e0-da35c5fc8db7/full/843,/0/default.jpg)
![Zone [trial proof 5]](https://api.nga.gov/iiif/f02d1580-f201-4ac2-ab59-1fc5383bd57f/full/843,/0/default.jpg)
![Cicada [trial proof]](https://api.nga.gov/iiif/6b632a24-c8fd-45ac-9890-c6a0893fae25/full/843,/0/default.jpg)
![Self-Portrait with Gold Dot [special proof]](https://api.nga.gov/iiif/ec76b79b-f0c8-47b4-a7f2-899f81f2e7ab/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, working proof 4]](https://api.nga.gov/iiif/d01dcfe5-b497-4e40-a10e-c0ac22656d97/full/843,/0/default.jpg)