1978
Gemini G.E.L., 1971
Anthony Zepeda, 1977
Gemini G.E.L., 1969
Gemini G.E.L., 1975
Gemini G.E.L., 1999
Gemini G.E.L., 1976
Gemini G.E.L., 1994
Anthony Zepeda, 1981
Gemini G.E.L., 1983
Gemini G.E.L., 1982
Gemini G.E.L., 1972
![WEG I from White Embossings on Gray [artist's proof]](https://api.nga.gov/iiif/4dc94055-c252-4edf-be4b-dc355e14c84e/full/843,/0/default.jpg)
![Figure 8 [trial proof]](https://api.nga.gov/iiif/fb80fd10-f303-4898-a20a-93b9da5683ec/full/843,/0/default.jpg)
![#6 (after 'Untitled 1975') [progressive proof 1]](https://api.nga.gov/iiif/3ab99139-48e3-45a3-9987-63c50e2acc2d/full/843,/0/default.jpg)
