- Medium
- oil on poplar panel
- Dimensions
- painted surface: 30 x 23 cm (11 13/16 x 9 1/16 in.)
original panel: 30.9 x 24.8 cm (12 3/16 x 9 3/4 in.)
overall (with wood strips added in 1944): 32.9 x 27.1 cm (12 15/16 x 10 11/16 in.)
framed: 55.56 x 53.98 x 6.19 cm (21 7/8 x 21 1/4 x 2 7/16 in.)
![Hercules Bearing the Celestial Globe [reverse]](https://api.nga.gov/iiif/d250da5c-8569-49fd-a2b9-73fe8b38cfef/full/843,/0/default.jpg)
![Crowned Shield of Arms [reverse]](https://api.nga.gov/iiif/4d4a452f-45b8-4680-a11d-6f1e35fb7e3a/full/843,/0/default.jpg)
![Louis XII, 1462-1515, King of France 1498, as Duke of Milan 1500-1513 [obverse]](https://api.nga.gov/iiif/90224c4b-5c14-4cde-ba79-72775f9416d3/full/843,/0/default.jpg)
![Alfonso I d'Este, 1476-1534 [obverse]](https://api.nga.gov/iiif/d8d8c73b-abee-4a1b-b68d-3447a1fbb870/full/843,/0/default.jpg)
![Isotta degli Atti, 1432/1433-1474, Mistress 1446, then Wife after 1453, of Sigismondo Malatesta [obverse]](https://api.nga.gov/iiif/0be8bd9a-843b-41a0-a77b-525482cd533e/full/843,/0/default.jpg)
![Ferdinand I, 1503-1564, Archduke of Austria 1519, Holy Roman Emperor 1556, and Anne of Hungary, 1503-1547, His Wife 1521 [obverse]](https://api.nga.gov/iiif/8cfbef86-fa75-4fb2-a458-104db31eeae5/full/843,/0/default.jpg)
![View of Saint Peter's [reverse]](https://api.nga.gov/iiif/f3eb2764-7e93-436f-b9e5-7c3299823559/full/843,/0/default.jpg)