1968
Collectors Committee, 1989
Richard S. Zeisler, 1976
Collectors Committee, 1980
Collectors Committee, 1969
Richard S. Zeisler, 1973
Richard S. Zeisler, 1964
Richard S. Zeisler, 1975
Mel Bochner, 1979
Collectors Committee, 2012
![Casts (Words) [trial proof 1]](https://api.nga.gov/iiif/1b6b5ed2-4215-4224-acf6-6517321ceef3/full/843,/0/default.jpg)
![Rejected Plates: Hand [trial proof 4]](https://api.nga.gov/iiif/8f25219b-0ad6-4f9e-8877-4ea2772bb442/full/843,/0/default.jpg)
![Four Panels (DABC) [trial proof 4]](https://api.nga.gov/iiif/9fc485d8-02c6-4d2c-888c-096531b155de/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [C panel, trial proof 4]](https://api.nga.gov/iiif/0a493a86-89fe-4b7a-aa40-0541f63e3607/full/843,/0/default.jpg)
![5 [trial proof]](https://api.nga.gov/iiif/8c848893-d72c-4a2f-a8c4-889f7efa3b76/full/843,/0/default.jpg)
