1969
Gemini G.E.L., 1972
Gemini G.E.L., 1986
Gemini G.E.L., 1975
Gemini G.E.L., 1970
Roy Lichtenstein, 1967
Gemini G.E.L., 1981
Gemini G.E.L., 1974
Gemini G.E.L., 1969
Gemini G.E.L., 1967
Stuart Henderson, 1969
Roy Lichtenstein, 1951
![Zone [trial proof 4]](https://api.nga.gov/iiif/abaee809-c64a-4efa-9539-97ab064e85d9/full/843,/0/default.jpg)
![Ale Cans [working proof]](https://api.nga.gov/iiif/1f467368-75da-40b5-b5f4-5502a49d89f7/full/843,/0/default.jpg)
![Cicada [trial proof]](https://api.nga.gov/iiif/2731455c-105b-4f8e-b28c-c90bd07e1f83/full/843,/0/default.jpg)
![Figure 9 [trial proof]](https://api.nga.gov/iiif/1520fef4-8093-472e-93aa-8724458aefcc/full/843,/0/default.jpg)
