1972
Gemini G.E.L., 1991
Gemini G.E.L., 1970
Gemini G.E.L., 2003
Gemini G.E.L., 1974
Gemini G.E.L., 1979
Gemini G.E.L., 1968
Gemini G.E.L., 1977
Gemini G.E.L., 1966
Frank Stella, 1967
Gemini G.E.L., 1971
Gemini G.E.L., 1983
![Agean [special proof]](https://api.nga.gov/iiif/e552291a-51c3-458b-bb57-33eea9abfc3a/full/843,/0/default.jpg)
![French Horn Player (with Three Contexts—One Uncoded) [special proof]](https://api.nga.gov/iiif/b1afcd7a-c54d-4974-b581-19f35d6d6407/full/843,/0/default.jpg)
![0 through 9 [trial proof]](https://api.nga.gov/iiif/66b6e2de-94f8-4d4b-bf74-8c5d59b886b2/full/843,/0/default.jpg)
