Landscape – Fruit and Flowers published and printed by Currier & Ives https://www.rawpixel.com/image/9084739/landscape-fruit-and-flowers-published-and-printed-currier-ivesFree Image from public domain licenseStudy of a Figure in a Niche (Saint Ambrose; recto); Architectural Studies: Four Alternative Designs for Fictive Niches and… https://www.rawpixel.com/image/9184740/image-arcimboldo-chosen-angel-drawing-figure-studyFree Image from public domain license