https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13996226Edit ImageSaveSaveEditCropCustom TextA man sharpening a blade on a whetstone. Etching by F. Perrier.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 958 x 1200 px | 300 dpiLarge JPEG 1375 x 1722 px | 300 dpiFree DownloadA man sharpening a blade on a whetstone. Etching by F. Perrier.More