1981
Crown Point Press, 1999
Crown Point Press, 1994
Crown Point Press, 2004
Crown Point Press, 1998
Crown Point Press, 1989
Kathan Brown, 1981
Crown Point Press, 2010
Kathan Brown, 2008
Crown Point Press, 2009
Kathan Brown, 1990
Crown Point Press, 2003
![Study for Piazza Rotonda [working proof 1]](https://api.nga.gov/iiif/24903031-3f5a-4f8e-b0fe-a6e9243e3efa/full/843,/0/default.jpg)
![UFO [working proof 7]](https://api.nga.gov/iiif/df8d76a4-36b1-487f-9368-d5276e9b2d70/full/843,/0/default.jpg)
![Global Village 1-36 [bottom]](https://api.nga.gov/iiif/373d1c3e-baf4-42c0-bff6-fd93bb41d195/full/843,/0/default.jpg)
![Fullmoon@Rwenzori: Mountains of the Moon [working proof 4]](https://api.nga.gov/iiif/ff26dab9-bcf4-483e-9f5e-4238b12667ae/full/843,/0/default.jpg)
