https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8230748![Dr. William Foster (1755) by Joseph Badger.](https://images.rawpixel.com/image_social_square/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDIyLTEwL2RyLl93aWxsaWFtX2Zvc3Rlcl8xOTU3LjExLjQuanBn.jpg)
![Dr. William Foster (1755) by Joseph Badger.](https://images.rawpixel.com/image_social_square/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDIyLTEwL2RyLl93aWxsaWFtX2Zvc3Rlcl8xOTU3LjExLjQuanBn.jpg)
Dr. William Foster (1755) by Joseph Badger.
Dr. William Foster (1755) by Joseph Badger.
Original public domain image from National Gallery of Art
Public DomainFree CC0 image for Personal and Business use