1975
Gemini G.E.L., 1992
Gemini G.E.L., 1977
Gemini G.E.L., 1970
Gemini G.E.L., 1979
Gemini G.E.L., 1976
Gemini G.E.L., 1982
Gemini G.E.L., 1993
Gemini G.E.L., 1968
Gemini G.E.L., 1972
![0 through 9 [working proof]](https://api.nga.gov/iiif/bb5749dc-fe7a-479b-80ce-942cd2d6de4e/full/843,/0/default.jpg)
![Sky [special proof]](https://api.nga.gov/iiif/b93dc72d-201a-4370-9ba0-0fe4f6b9ade0/full/843,/0/default.jpg)
![#6 (after 'Untitled 1975') [progressive proof 9]](https://api.nga.gov/iiif/e151773e-2345-494d-9bb9-e9a9cbc82d1a/full/843,/0/default.jpg)
![Untitled [trial proof]](https://api.nga.gov/iiif/410eb9e9-6fa1-4177-b3a4-ecf89b41b482/full/843,/0/default.jpg)
![Room [special proof]](https://api.nga.gov/iiif/3e026106-9c25-493e-995f-89f077bfc8a9/full/843,/0/default.jpg)