1968
Gemini G.E.L., 1968
Gemini G.E.L., 1990
Richard Wilke, 1968
Gemini G.E.L., 1984
Gemini G.E.L., 1977
Gemini G.E.L., 1986
Gemini G.E.L., 2004
Gemini G.E.L., 1993
James Webb, 1969
Gemini G.E.L., 1975
![Figure 5 [trial proof 3]](https://api.nga.gov/iiif/7878ba1c-af15-48db-b4b9-0065d234bb96/full/843,/0/default.jpg)
![Serge [special proof]](https://api.nga.gov/iiif/817840c9-32ce-4d13-8e04-9911131ff668/full/843,/0/default.jpg)
![0 through 9 [working proof]](https://api.nga.gov/iiif/349897f0-c23b-4560-843c-7ffbf7953eb1/full/843,/0/default.jpg)
![Figure 5 [working proof]](https://api.nga.gov/iiif/e6d60deb-19f5-4b34-baee-8be39d5ea772/full/843,/0/default.jpg)
![Ale Cans [trial proof C]](https://api.nga.gov/iiif/962a073d-4aef-46db-a897-3de27d83a595/full/843,/0/default.jpg)
![Figure 6 [color trial proof]](https://api.nga.gov/iiif/57ec32d2-ee51-4dd0-b369-ee69e962bee7/full/843,/0/default.jpg)