https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13972362Edit ImageSaveSaveEditCropCustom TextInvestigations into the etiology of traumatic infective diseases / by Robert Koch ; translated by W. Watson Cheyne.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 795 x 1200 px | 300 dpiLarge JPEG 2319 x 3500 px | 300 dpiBest Quality JPEG 2592 x 3912 px | 300 dpiFree DownloadInvestigations into the etiology of traumatic infective diseases / by Robert Koch ; translated by W. Watson Cheyne.More