1983–1986
Francesco Clemente, 1997
Petersburg Press, 1976
Hauslohner, Robert A., Mr. and Mrs., 1983
Rolf Neumann, 1983
Petersburg Press, 1983
Petersburg Press, 1974
Petersburg Press, 1981
![Four Panels (DABC) [trial proof 2]](https://api.nga.gov/iiif/cf32b1ff-f381-4a9d-92e5-4f2dd0fd124b/full/843,/0/default.jpg)
![Flagstones and Casts [trial proof]](https://api.nga.gov/iiif/e15e7ed8-5c9d-4626-85f7-2efcc4a0941c/full/843,/0/default.jpg)
![Words [trial proof 3]](https://api.nga.gov/iiif/8bb5a802-56dd-40db-a5ce-6264fed05b74/full/843,/0/default.jpg)
![Face [trial proof 9]](https://api.nga.gov/iiif/4ff9c3df-55b6-42f5-996f-1995260ec788/full/843,/0/default.jpg)
![Periscope [trial proof]](https://api.nga.gov/iiif/4406e5a6-814f-4d46-9413-0123d7758b78/full/843,/0/default.jpg)
![Flagstones and Casts [trial proof]](https://api.nga.gov/iiif/ad1abd23-f51c-4b12-aafc-17f0af74ba3e/full/843,/0/default.jpg)