Four Decorative Studies of Ceilings; Verso: Anatomical Studies. Original public domain image from Smithsonian. Digitally… https://www.rawpixel.com/image/9851477/image-art-vintage-illustrationsFree Image from public domain licenseA moon above a queen dressed in blue, and a sun above a king dressed in red; representing two alchemical principles: the… https://www.rawpixel.com/image/13955457/image-cartoon-face-personFree Image from public domain licenseHermes Greek God sculpture, by Praxiteles. Remixed by rawpixel. https://www.rawpixel.com/image/9805919/image-face-people-artView licenseScary ghost, vintage illustration by John Christensen. Remixed by rawpixel. https://www.rawpixel.com/image/9816469/image-face-art-vintageView license