https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13990560Edit ImageSaveSaveEditCropCustom TextGeorg Abraham Mercklin. Line engraving by E. Nunzer after J. M. Krieger.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 900 x 1200 px | 300 dpiLarge JPEG 2361 x 3148 px | 300 dpiFree DownloadGeorg Abraham Mercklin. Line engraving by E. Nunzer after J. M. Krieger.More