Compositional Study for the Southeast Section of the Cupola of Florence Cathedral by Giorgio Vasari https://www.rawpixel.com/image/14247185/image-angels-face-frameFree Image from public domain licenseThe Triumph of Eternity, plate six from The Triumphs of Petrarch by Georg Pencz https://www.rawpixel.com/image/8982454/the-triumph-eternity-plate-six-from-the-triumphs-petrarch-georg-penczFree Image from public domain license