https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14004195Edit ImageSaveSaveEditCropCustom TextVaal River, South Africa: part of the river near Potchefstroom. Woodburytype, 1888, after a photograph by Robert Harris.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 775 px | 300 dpiLarge JPEG 2170 x 1402 px | 300 dpiFree DownloadVaal River, South Africa: part of the river near Potchefstroom. Woodburytype, 1888, after a photograph by Robert Harris.More