1562–1572
Patrons' Permanent Fund, 1996
Patrons' Permanent Fund, 1971
Patrons' Permanent Fund, 1932
Patrons' Permanent Fund, 1980
Patrons' Permanent Fund, 1822
Patrons' Permanent Fund, 1553
Stiftung Ratjen, 1835
Patrons' Permanent Fund, 1929
Patrons' Permanent Fund, 2001
Patrons' Permanent Fund, 1856
Patrons' Permanent Fund, 1973
Patrons' Permanent Fund, 1969
![Untitled [trial proof]](https://api.nga.gov/iiif/1c35a7e5-bea2-4117-b71a-10c5183a79b8/full/843,/0/default.jpg)
![Bent "Blue" [trial proof]](https://api.nga.gov/iiif/35edaecb-3ef9-49b5-802e-2e85077263dd/full/843,/0/default.jpg)
![Target with Plaster Casts [trial proof]](https://api.nga.gov/iiif/700d2f20-4708-4417-bb77-598e3f8ecb27/full/843,/0/default.jpg)
![Untitled [trial proof]](https://api.nga.gov/iiif/ea343dd9-f739-44a0-9b1d-ff48ee0b8e51/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D Panel, trial proof 5]](https://api.nga.gov/iiif/becb7e98-5af2-462f-ac2f-2a71f387dd96/full/843,/0/default.jpg)
![Figure 1 [trial proof]](https://api.nga.gov/iiif/d19b56d3-b9eb-4103-895a-fb7a7cd59326/full/843,/0/default.jpg)