1893
Patrons' Permanent Fund, 1862
Stiftung Ratjen, 1763
Patrons' Permanent Fund, 1965
Patrons' Permanent Fund, 1975
Patrons' Permanent Fund, 1997
Patrons' Permanent Fund, 1986
Patrons' Permanent Fund, 1995
Patrons' Permanent Fund, 1976
Patrons' Permanent Fund, 1979
Stiftung Ratjen, 1605
Patrons' Permanent Fund, 1996
Patrons' Permanent Fund, 1772
![Two Maps I [working proof]](https://api.nga.gov/iiif/51068eed-ed76-4c76-a19d-a7716a0b141f/full/843,/0/default.jpg)
![4 [proof of 1st state]](https://api.nga.gov/iiif/81b727ae-a3b3-45c1-aad8-e3e54d318c6c/full/843,/0/default.jpg)
![Green Angel 2 [trial proof 13]](https://api.nga.gov/iiif/5e41ca52-4111-47d8-a118-de90b62bd63b/full/843,/0/default.jpg)
![#3 (after 'Untitled 1975') [trial proof]](https://api.nga.gov/iiif/8169f808-7479-4209-8836-a0235ad6d5d5/full/843,/0/default.jpg)
