https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13987674Edit ImageSaveSaveEditCropCustom TextAndreas Ottomar Goelicke. Line engraving by G. P. Busch.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 874 x 1200 px | 300 dpiLarge JPEG 2328 x 3198 px | 300 dpiFree DownloadAndreas Ottomar Goelicke. Line engraving by G. P. Busch.More