1981–1982
Patrick Foy, 1983
Gemini G.E.L., 1972
Gemini G.E.L., 1983
Gemini G.E.L., 1969
Gemini G.E.L., 1976
Gemini G.E.L., 1982
Gemini G.E.L., 1968
Gemini G.E.L., 1967
Gemini G.E.L., 1985
Ellsworth Kelly, 1981
Gemini G.E.L., 1991
Ellsworth Kelly, 1950
![Figure 1 [trial proof]](https://api.nga.gov/iiif/5bcc8798-49f6-4870-bf43-854c8262150e/full/843,/0/default.jpg)
![Bookplate for the Friends of the Sarah Lawrence College Library [trial proof]](https://api.nga.gov/iiif/a9c305ce-cdd4-4bdd-887e-fc30dc463ce2/full/843,/0/default.jpg)
![Figure 2 [trial proof]](https://api.nga.gov/iiif/930cf5fa-7d8d-41e4-bbec-72c789f21af1/full/843,/0/default.jpg)
![Berlin Dream Stamp [special proof]](https://api.nga.gov/iiif/32ccbac3-1471-4f87-9d66-f719570fed26/full/843,/0/default.jpg)
