1966–1968
Gemini G.E.L., 1971
Gemini G.E.L., 1991
Gemini G.E.L., 1985
Gemini G.E.L., 1969
Gemini G.E.L., 1973
James Webb, 1971
Gemini G.E.L., 1976
Gemini G.E.L., 1970
Gemini G.E.L., 1977
![Good Time Charley II [trial proof]](https://api.nga.gov/iiif/35ffb40e-ab0c-4bdc-a7ee-d904b4d19e5b/full/843,/0/default.jpg)
![Accordionist (with Crowd) [special proof]](https://api.nga.gov/iiif/f99fd17e-fd67-411e-b043-e04574dbca7d/full/843,/0/default.jpg)
![Figure 5 [working proof]](https://api.nga.gov/iiif/87717a23-7d84-4c64-afcc-fab350d37fb1/full/843,/0/default.jpg)
![Delaware Crossing [color trial proof]](https://api.nga.gov/iiif/671ce331-d8cb-47c1-a606-594828a245d4/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)
![0 through 9 [trial proof]](https://api.nga.gov/iiif/66b6e2de-94f8-4d4b-bf74-8c5d59b886b2/full/843,/0/default.jpg)
![Bookplate for the Friends of the Sarah Lawrence College Library [trial proof]](https://api.nga.gov/iiif/6a408265-e3f8-4c85-b9d4-016974793bcf/full/843,/0/default.jpg)