1972–1973
Gemini G.E.L., 1981
Benjamin B. Smith, 1978
George Page, 1972
Gemini G.E.L., 1976
Gemini G.E.L., 1969
Ron Olds, 1970
Gemini G.E.L., 1975
Gemini G.E.L., 2007
Benjamin B. Smith, 1974
Gemini G.E.L., 1995
Gemini G.E.L., 1980
![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/4d8da739-c3d0-4ca0-acb6-593311acf318/full/843,/0/default.jpg)
![Celia Looks [special proof]](https://api.nga.gov/iiif/9ce67839-bc64-42ab-8f66-8a60e004fc77/full/843,/0/default.jpg)