https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14018845Edit ImageSaveSaveEditCropCustom TextRené Descartes. Line engraving by F. à Schooten, 1644.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 790 x 1200 px | 300 dpiLarge JPEG 1448 x 2200 px | 300 dpiFree DownloadRené Descartes. Line engraving by F. à Schooten, 1644.More