https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13965165Edit ImageSaveSaveEditCropCustom TextA portable copying-press for letters []. Coloured drawing on tracing paper, 1860.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1157 x 1200 px | 300 dpiLarge JPEG 2650 x 2748 px | 300 dpiFree DownloadA portable copying-press for letters []. Coloured drawing on tracing paper, 1860.More