https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13973754Edit ImageSaveSaveEditCropCustom TextJohn Gregory. Stipple engraving by J. Beugo, 1787, after F. Cotes, 1764.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 793 x 1200 px | 300 dpiLarge JPEG 1100 x 1665 px | 300 dpiFree DownloadJohn Gregory. Stipple engraving by J. Beugo, 1787, after F. Cotes, 1764.More