https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14003832![Sir Isaac Newton. Wood engraving by [P. H.] after W. Theed, 1858.](https://images.rawpixel.com/image_social_portrait/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDI0LTAyL2xyL3djc2UzNnc4eGQtaW1hZ2UuanBn.jpg)
Sir Isaac Newton. Wood engraving by [P. H.] after W. Theed, 1858.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use