1974
Gemini G.E.L., 1966
Gemini G.E.L., 2004
Gemini G.E.L., 1993
Gemini G.E.L., 1979
Robbin Geiger, 1973
Gemini G.E.L., 1978
Frank Stella, 1982
Frank Stella, 1967
Gemini G.E.L., 1990
Jeff Wasserman, 1972
Gemini G.E.L., 1971
Gemini G.E.L., 1981
![Door [special proof]](https://api.nga.gov/iiif/99469b19-96e5-4457-977d-218048965aa9/full/843,/0/default.jpg)
