2008
Gemini G.E.L., 1999
Gemini G.E.L., 1991
Gemini G.E.L., 2003
Gemini G.E.L., 1971
Gemini G.E.L., 1973
Gemini G.E.L., 1969
Richard Serra, 1999
Gemini G.E.L., 1981
Gemini G.E.L., 1983
Gemini G.E.L., 1970
![Two Sunsets (One with Square Blue Moon) [special proof]](https://api.nga.gov/iiif/7f86a87e-70ef-4ea0-b787-cc4fcd92e717/full/843,/0/default.jpg)
![Delaware Crossing [color trial proof]](https://api.nga.gov/iiif/2ff91d54-7f72-4d2a-a26a-cf3b4aa79feb/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 24]](https://api.nga.gov/iiif/93c56b01-ac98-42b9-a77f-a3f21f25509b/full/843,/0/default.jpg)
![Figure 8 [trial proof]](https://api.nga.gov/iiif/5fdf5575-6697-4c6a-9532-93c7913936d7/full/843,/0/default.jpg)
![Figure 9 [trial proof]](https://api.nga.gov/iiif/eb1aa247-f34d-4619-9b25-d2615cc4bbdb/full/843,/0/default.jpg)
![Yunan (State I) [artist's proof]](https://api.nga.gov/iiif/d8a9a906-47c1-4840-92eb-1169a5d80343/full/843,/0/default.jpg)