1983–1984
Gemini G.E.L., 1992
Gemini G.E.L., 1973
Gemini G.E.L., 1966
Gemini G.E.L., 1967
Gemini G.E.L., 1999
Gemini G.E.L., 1974
Gemini G.E.L., 1970
Gemini G.E.L., 1978
Gemini G.E.L., 1969
Gemini G.E.L., 1986
Gemini G.E.L., 1980
![Self Portrait [special proof]](https://api.nga.gov/iiif/6ddb5b42-4829-4e61-88e0-54d2b435b791/full/843,/0/default.jpg)
![Untitled [trial proof]](https://api.nga.gov/iiif/dd7aebb7-a1be-4a1d-a6f7-e1b165f8f0d6/full/843,/0/default.jpg)
![Figure 7 [trial proof]](https://api.nga.gov/iiif/2a926bce-1780-418f-9d82-a50ecc5c8406/full/843,/0/default.jpg)
