https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14012566Edit ImageSaveSaveEditCropCustom TextRené Descartes. Line engraving by L. F. Butavand, 1835, after F. Hals, 1649.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 786 x 1200 px | 300 dpiLarge JPEG 1468 x 2240 px | 300 dpiFree DownloadRené Descartes. Line engraving by L. F. Butavand, 1835, after F. Hals, 1649.More