https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13957673Edit ImageSaveSaveEditCropCustom TextA philosopher in his study, with two children. Oil painting by Thomas Wijck (Thomas Wyck).Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 892 x 1200 px | 300 dpiLarge JPEG 2300 x 3094 px | 300 dpiFree DownloadA philosopher in his study, with two children. Oil painting by Thomas Wijck (Thomas Wyck).More