https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13954708Edit ImageSaveSaveEditCropCustom TextA scientific or astronomical diagram . Gouache painting by a Persian artist.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 821 x 1200 px | 300 dpiLarge JPEG 2188 x 3200 px | 300 dpiFree DownloadA scientific or astronomical diagram . Gouache painting by a Persian artist.More