https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/9976136Edit ImageSaveSaveEditCropCustom TextZnaniye razorvet tsepi rabstva [Knowledge will break the chains of slavery], a poster by Alexei Radakov (1872-1942). Published by GIZ, Petrograd, 1920. 90x60cm.Original public domain image from Wikimedia CommonsMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGLarge 2144 x 3040 px | 300 dpiFree DownloadZnaniye razorvet tsepi rabstva [Knowledge will break the chains of slavery], a poster by Alexei Radakov (1872-1942). Published by GIZ, Petrograd, 1920. 90x60cm.More