2008
Kathan Brown, 2001
Crown Point Press, 1990
Asa Muir Harmony, 2008
Crown Point Press, 1996
Kathan Brown, 1965
Crown Point Press, 2008
Crown Point Press, 1993
Crown Point Press, 1979
Crown Point Press, 1978
Kathan Brown, 1978
Crown Point Press, 1994
Kathan Brown, 2008
![Umbria Verde [working proof 4]](https://api.nga.gov/iiif/4fe4bd15-3cc7-448d-850b-3bd9bda5b878/full/843,/0/default.jpg)
![Irregular Caesuras [working proof 11]](https://api.nga.gov/iiif/f52369d4-9b8b-4fe0-a5d8-e11b10ea5efc/full/843,/0/default.jpg)
![3 Flags for 1 Space and 6 Regions [lower left panel]](https://api.nga.gov/iiif/206cc85e-5506-484d-9f48-5bfec4ff25d4/full/843,/0/default.jpg)
![Room Under the Influence [working proof]](https://api.nga.gov/iiif/6d71ccf8-48c3-4d8f-b5dd-d43a9bb2dfbc/full/843,/0/default.jpg)