License, verbatimPD
The National Gallery of Art: open access image with no usage restrictions under the NGA's open access policy (openaccess=1 in the Gallery's published_images dataset).
Antico. Antonia del Balzo, 1441-1538, Wife of Gianfrancesco Gonzaga di Rodigo 1479 [obverse], c. 1487. National Gallery of Art, Washington.