1973
Richard Tuttle, 1990
Ailsa Mellon Bruce Fund, 1493
Ailsa Mellon Bruce Fund, 1819
Patrons' Permanent Fund, 1964
Ailsa Mellon Bruce Fund, 1650
Patrons' Permanent Fund, 1969
Ailsa Mellon Bruce Fund, 1897
Ailsa Mellon Bruce Fund, 1590
Ailsa Mellon Bruce Fund, 1600
Patrons' Permanent Fund, 1940
Vogel, Herbert, Mr. and Mrs., 1968
![Figure 6 [trial proof]](https://api.nga.gov/iiif/e1ed54ae-ef8b-4792-86e2-64e73a8b1d64/full/843,/0/default.jpg)
![Figure 9 [trial proof]](https://api.nga.gov/iiif/af957deb-7c45-4369-8638-4c2240390375/full/843,/0/default.jpg)
