1507
Corcoran Gallery of Art, 1843
Corcoran Gallery of Art, 1973
Corcoran Gallery of Art, 1974
Inc. Duveen Brothers, 1505
Corcoran Gallery of Art, 1799
Inc. Duveen Brothers, 1481
Corcoran Gallery of Art, 1920
Inc. Duveen Brothers, 1566
Corcoran Gallery of Art, 1802
Corcoran Gallery of Art, 1808
Corcoran Gallery of Art, 1964
![Youth Wearing an Animal's Skin [reverse]](https://api.nga.gov/iiif/402622e5-861c-4cb8-b9b9-9afbcb240536/full/843,/0/default.jpg)
![Sixtus IV (Francesco della Rovere, 1414-1484), Pope 1471 [obverse]](https://api.nga.gov/iiif/9c4aa1a2-1070-494a-ba06-585adff1481b/full/843,/0/default.jpg)
![Alvise Diedo, 1539-1603, Scholar and Poet, Primicerius of Saint Mark's 1563 [reverse]](https://api.nga.gov/iiif/9ed6106d-df55-4ee7-a1d3-9bc06e23f5c8/full/843,/0/default.jpg)
