1998
Crown Point Press, 1980
Crown Point Press, 2002
Crown Point Press, 1990
Crown Point Press, 1977
Crown Point Press, 1979
Crown Point Press, 1978
Crown Point Press, 1994
Crown Point Press, 1985
Crown Point Press, 1991
Crown Point Press, 2007
Crown Point Press, 1981
![Sky and Mirror [working proof 3]](https://api.nga.gov/iiif/e136e932-bb6a-45ce-9234-27dab66fadfb/full/843,/0/default.jpg)
![3 Flags for 1 Space and 6 Regions [top left panel]](https://api.nga.gov/iiif/83fc7e02-1245-4a27-bf24-994556e73f38/full/843,/0/default.jpg)
![Study for Piazza Rotonda [working proof 1]](https://api.nga.gov/iiif/24903031-3f5a-4f8e-b0fe-a6e9243e3efa/full/843,/0/default.jpg)
![Color & Black, 40 x 40, No. 4 [working proof 1A]](https://api.nga.gov/iiif/22950827-7498-4791-9427-280b04a66c95/full/843,/0/default.jpg)
