1988–1989
Patrons' Permanent Fund, 1982
Patrons' Permanent Fund, 1964
Patrons' Permanent Fund, 1858
Patrons' Permanent Fund, 1973
Patrons' Permanent Fund, 1995
Zwirner & Wirth, 1966
Patrons' Permanent Fund, 1996
Patrons' Permanent Fund, 1997
Patrons' Permanent Fund, 1775
Patrons' Permanent Fund, 1976
Patrons' Permanent Fund, 1977
![Untitled (Blue) [trial proof]](https://api.nga.gov/iiif/44984a9a-abba-4715-bedd-c15a7281ef77/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 1]](https://api.nga.gov/iiif/f869238d-9300-40a0-bea0-496f7417ef8b/full/843,/0/default.jpg)
![Untitled (Orange Mezzotint) [state proof of 3rd state]](https://api.nga.gov/iiif/7e5fccaa-8039-4ffe-bab1-9d137cbd1b49/full/843,/0/default.jpg)
![Green Angel [state proof of 1st state]](https://api.nga.gov/iiif/108a0f0e-0e7f-4f4c-984d-8fc0b90469d3/full/843,/0/default.jpg)
![Green Angel 2 [trial proof 15]](https://api.nga.gov/iiif/a4f0ddbe-44bf-4974-84c8-274247b7ded0/full/843,/0/default.jpg)
![#4 (after 'Untitled 1975') [trial proof]](https://api.nga.gov/iiif/e412dbd6-a61c-422c-9421-70cf2c494fdb/full/843,/0/default.jpg)
![Green Angel 2 [trial proof 6]](https://api.nga.gov/iiif/44ad0d60-8623-4655-974e-addb264dc471/full/843,/0/default.jpg)
