Whistlejacket is an oil-on-canvas painting from about 1762 showing the Marquess of Rockingham's racehorse, rearing up… https://www.rawpixel.com/image/7666008/image-horse-painting-george-stubbsFree Image from public domain licenseStudies of the leaves, blossoms, fruits and trunk of a whitebeam (Sorbus subgenus Aria) by Ludwig Pfleger https://www.rawpixel.com/image/9183260/image-still-life-trunk-watercolor-sketchFree Image from public domain licenseStudies of the trunk, blossoms and fruit of a wild apple tree (Malus sylvestris) by Ludwig Pfleger https://www.rawpixel.com/image/9183233/image-plant-charts-still-life-fruitFree Image from public domain licenseStudies of the blossoms, fruits and trunk of an English oak (Quercus robur) by Ludwig Pfleger https://www.rawpixel.com/image/9183237/image-english-gardens-plant-charts-oak-leavesFree Image from public domain licenseStudies of the leaves, blossoms, fruits and trunk of an English elm (Ulmus procera) https://www.rawpixel.com/image/9183242/image-plant-art-watercolorFree Image from public domain licensePair of Flintlock Pistols of the Prince of Wales, later George IV (1762–1830), with Case and Accessories https://www.rawpixel.com/image/12491274/photo-image-white-background-aesthetic-artFree Image from public domain licenseAsclepius (recto); Study of a Male Youth Bearing Some Leaves (verso) by Anton Raphael Mengs https://www.rawpixel.com/image/14327129/photo-image-hand-person-medicineFree Image from public domain license