1964–1969
Patrons' Permanent Fund, 1820
Patrons' Permanent Fund, 1966
Lee Friedlander, 1964
Patrons' Permanent Fund, 1902
Patrons' Permanent Fund, 1995
Patrons' Permanent Fund, 1928
Patrons' Permanent Fund, 1485
Patrons' Permanent Fund, 1926
Patrons' Permanent Fund, 1976
Patrons' Permanent Fund, 1973
Patrons' Permanent Fund, 1991
Lee Friedlander, 1969
![Two Maps I [proof of 3rd state]](https://api.nga.gov/iiif/53062382-b4a8-4269-9b40-9651c389770b/full/843,/0/default.jpg)
![Untitled (White Mezzotint) [trial proof]](https://api.nga.gov/iiif/584f8c94-02fa-41ab-8850-07be4c374752/full/843,/0/default.jpg)
![Torse [trial proof 1]](https://api.nga.gov/iiif/19972a4e-ffb1-47d7-be12-d1222b9dbb2e/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 12]](https://api.nga.gov/iiif/1a184783-2ff6-4408-af96-4f3147195f5c/full/843,/0/default.jpg)
![Untitled [proof of right element]](https://api.nga.gov/iiif/fe35cf57-6b59-4a93-8c58-13fba6f6f187/full/843,/0/default.jpg)
