https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13984493Edit ImageSaveSaveEditCropCustom TextDominique François Arago. Line engraving by J. Caron after A. Scheffer.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 818 x 1200 px | 300 dpiLarge JPEG 1430 x 2098 px | 300 dpiFree DownloadDominique François Arago. Line engraving by J. Caron after A. Scheffer.More