https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13988155Edit ImageSaveSaveEditCropCustom TextHeraclitus. Line engraving by Dupin after Picart.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 825 x 1200 px | 300 dpiLarge JPEG 2227 x 3240 px | 300 dpiFree DownloadHeraclitus. Line engraving by Dupin after Picart.More