1736
Stiftung Ratjen, 1795
Patrons' Permanent Fund, 1865
Patrons' Permanent Fund, 1775
Patrons' Permanent Fund, 1621
Stiftung Ratjen, 1828
Patrons' Permanent Fund, 2000
Patrons' Permanent Fund, 1981
Patrons' Permanent Fund, 1995
Patrons' Permanent Fund, 1997
Patrons' Permanent Fund, 1969
Patrons' Permanent Fund, 1985
Patrons' Permanent Fund, 1974
![Untitled [trial proof]](https://api.nga.gov/iiif/d61bfa85-752d-40b3-9cb9-4a1a4a68bcbe/full/843,/0/default.jpg)
![Cicada [trial proof]](https://api.nga.gov/iiif/05c66be5-6b94-422d-9347-5b714044b6e3/full/843,/0/default.jpg)
![Untitled (White Mezzotint) [trial proof]](https://api.nga.gov/iiif/c6973583-9e90-4cb0-8a2f-49b4a0792907/full/843,/0/default.jpg)
![Green Angel 2 [proof of 1st element, plate B, 4th state]](https://api.nga.gov/iiif/444cb6fe-da5b-482c-b8fd-7be3f6733a95/full/843,/0/default.jpg)
![Figure 5 [trial proof]](https://api.nga.gov/iiif/12f83110-1324-4224-bd90-fe46408d0e3b/full/843,/0/default.jpg)
