1400–1499
Inc. Duveen Brothers, 1450
Inc. Duveen Brothers, 1425
Inc. Duveen Brothers, 1495
Inc. Duveen Brothers, 1525
Joseph E. Widener, 1461
Inc. Duveen Brothers, 1452
Joseph E. Widener, 1530
Inc. Duveen Brothers, 1500
Inc. Duveen Brothers, 1492
Joseph E. Widener, 1505
Joseph E. Widener, 1487
Joseph E. Widener, 1725
![Isotta degli Atti, 1432/1433-1474, Mistress 1446, then Wife after 1453, of Sigismondo Malatesta [obverse]](https://api.nga.gov/iiif/7ea7a125-caf2-4ebc-b6da-5fde10b66657/full/843,/0/default.jpg)
![Antonia del Balzo, 1441-1538, Wife of Gianfrancesco Gonzaga di Rodigo 1479 [obverse]](https://api.nga.gov/iiif/f764c265-5d0e-473b-a1ba-45fb127cce55/full/843,/0/default.jpg)
