1971–1972
Gemini G.E.L., 2004
Jeff Wasserman, 1970
Gemini G.E.L., 1981
James Webb, 1974
Gemini G.E.L., 1990
Jeff Wasserman, 1972
Jeff Wasserman, 1975
Gemini G.E.L., 1987
Gemini G.E.L., 1992
Ron McPherson, 1976
Ron McPherson, 1973
![Cicada [trial proof]](https://api.nga.gov/iiif/e26ba67c-abb5-4924-9ee3-63fe74a0c500/full/843,/0/default.jpg)
![Untitled [trial proof]](https://api.nga.gov/iiif/410eb9e9-6fa1-4177-b3a4-ecf89b41b482/full/843,/0/default.jpg)
![#1 (after 'Untitled 1975') [trial proof]](https://api.nga.gov/iiif/cf8054a2-8e31-4eda-adfc-67e25f8368ae/full/843,/0/default.jpg)
