Christmas Chimes (1920) by G. Schirmer, Inc. Original from Library of Congress. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/1232863/vintage-christmas-music-notationFree Image from public domain licenseEnfants jouant à la balle (Children Playing Ball) (1900) by Pierre-Auguste Renoir. Original from Yale University Art… https://www.rawpixel.com/image/895039/artwork-pierre-auguste-renoirFree Image from public domain licenseThe towel horse from Un-Natural History Not Taught In Bored Schools, etc published by Simpkin, Marshall & Co. (1883).… https://www.rawpixel.com/image/571751/child-playing-homeFree Image from public domain license