Shepherd and Sleeping Shepherdess by Reyer Jacobsz van Blommendael https://www.rawpixel.com/image/14263091/shepherd-and-sleeping-shepherdess-reyer-jacobsz-van-blommendaelFree Image from public domain licenseDead Tree by a Stream at the Foot of a Hill by Jacob van Ruisdael https://www.rawpixel.com/image/14246679/dead-tree-stream-the-foot-hill-jacob-van-ruisdaelFree Image from public domain licenseStudies of a Man Smoking and a Man Drinking (recto); Studies of a Man Smoking, a Head, and Calligraphic Flourishes (verso)… https://www.rawpixel.com/image/14248123/image-paper-cartoon-faceFree Image from public domain license