1991
Gemini G.E.L., 1972
Gemini G.E.L., 1976
Gemini G.E.L., 1981
Gemini G.E.L., 1969
Gemini G.E.L., 1977
Gemini G.E.L., 1991
Richard Serra, 1968
![Zone [trial proof 2]](https://api.nga.gov/iiif/b55fc1e7-9393-464d-882d-5849802c27d8/full/843,/0/default.jpg)
![Bookplate for David Grainger Whitney [working proof]](https://api.nga.gov/iiif/52b38bc8-6e01-4fda-9171-37f508882e6d/full/843,/0/default.jpg)
![Fool's House [trial proof]](https://api.nga.gov/iiif/01da48c7-9750-49b9-8bd2-92b1d39fe2dd/full/843,/0/default.jpg)
![#5 (after 'Untitled 1975') [trial proof]](https://api.nga.gov/iiif/028f4d5b-1fe2-4dac-b467-d2d0709d1e67/full/843,/0/default.jpg)
![Untitled [trial proof 2]](https://api.nga.gov/iiif/542feed8-6c1a-41fe-ba79-7b1f5bf2bf1d/full/843,/0/default.jpg)
![#4 (after 'Untitled 1975') [trial proof]](https://api.nga.gov/iiif/e412dbd6-a61c-422c-9421-70cf2c494fdb/full/843,/0/default.jpg)
