https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14020855Edit ImageSaveSaveEditCropCustom TextJean le Rond d'Alembert. Lithograph by Hesse after Jallain.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 846 x 1200 px | 300 dpiLarge JPEG 2232 x 3166 px | 300 dpiFree DownloadJean le Rond d'Alembert. Lithograph by Hesse after Jallain.More