1973
Gemini G.E.L., 1972
Gemini G.E.L., 2001
Gemini G.E.L., 1998
Roy Lichtenstein, 1950
Roy Lichtenstein, 1973
Gemini G.E.L., 1981
Gemini G.E.L., 2014
Ron McPherson, 1971
Gemini G.E.L., 1975
Gemini G.E.L., 2008
Gemini G.E.L., 2002
![Cicada [working proof]](https://api.nga.gov/iiif/af247bb1-75a7-47c6-bc00-42ddb10d9da8/full/843,/0/default.jpg)
![Cicada [trial proof]](https://api.nga.gov/iiif/a51a698b-d06d-4b43-8ebb-8362d6ef8923/full/843,/0/default.jpg)
![Night Sky 2 (Reversed) [special proof]](https://api.nga.gov/iiif/99fe6b49-59b9-4ec5-97c1-5b1783d21768/full/843,/0/default.jpg)