Nude Figure Reaching Down Between Rocks by Follower of William Blake https://www.rawpixel.com/image/9022067/nude-figure-reaching-down-between-rocks-follower-william-blakeFree Image from public domain licenseElectrical machines: four figures showing various machines, with an illustration of George Adams demonstrating his medical… https://www.rawpixel.com/image/13992404/image-paper-person-artFree Image from public domain license