1495
Samuel H. Kress Foundation, 1750
Inc. Duveen Brothers, 1550
Inc. Duveen Brothers, 1500
Gustave Dreyfus, 1500
Samuel H. Kress Foundation, 1500
Inc. Duveen Brothers, 1435
Gustave Dreyfus, 1578
Samuel H. Kress Foundation, 1472
Samuel H. Kress Foundation, 1315
Samuel H. Kress Foundation, 1455
Gustave Dreyfus, 1468
Inc. Duveen Brothers, 1475
![Leonello d'Este, 1407-1450, Marquess of Ferrara 1441 [obverse]](https://api.nga.gov/iiif/d055ff33-5c6f-491f-ae0d-bbb3193e5c96/full/843,/0/default.jpg)
![Juan de Herrera, c. 1530-1597, Architect of the Escorial [obverse]](https://api.nga.gov/iiif/f0499176-6efb-4ba8-9829-00124a014eeb/full/843,/0/default.jpg)
![Pietro Bono Avogario, 1425-1506, Physician and Astrologer [obverse]](https://api.nga.gov/iiif/66b950c5-40a7-4dd4-b667-c84896178fe6/full/843,/0/default.jpg)
![Federigo da Montefeltro, 1422-1482, Count of Urbino 1444, and Duke 1474 [obverse]](https://api.nga.gov/iiif/8f5d8b5e-83a1-49bc-93af-6899860656a8/full/843,/0/default.jpg)
