Area Broken by Perpendiculars (ca.1934) painting in high resolution by Joseph Schillinger. Original from The Smithsonian… https://www.rawpixel.com/image/2906535/free-illustration-image-abstract-art-paintingFree Image from public domain licenseKey Blue (from series, the Mathematical Basis of the Arts), (ca. 1934) painting in high resolution by Joseph Schillinger.… https://www.rawpixel.com/image/2906534/free-illustration-image-modern-art-abstract-geometricFree Image from public domain licenseBlue Gray Violet Wheel (from series, the Mathematical Basis of the Arts), (ca. 1934) painting in high resolution by Joseph… https://www.rawpixel.com/image/2906539/free-illustration-image-abstract-geometricFree Image from public domain licenseGreen Squares (from series, the Mathematical Basis of the Arts) (ca. 1934) painting in high resolution by Joseph… https://www.rawpixel.com/image/2906536/free-illustration-image-abstract-blue-modern-artFree Image from public domain licenseTrees (from series, the Mathematical Basis of the Arts), (ca. 1934) painting in high resolution by Joseph Schillinger.… https://www.rawpixel.com/image/2906538/free-illustration-image-abstract-trees-vintageFree Image from public domain licenseStudy in Rhythm: Red and Gold (ca.1934) painting in high resolution by Joseph Schillinger. Original from The Smithsonian… https://www.rawpixel.com/image/2906533/free-illustration-image-abstract-modern-art-yellowFree Image from public domain licenseBlue badge vintage illustration https://www.rawpixel.com/image/6723538/blue-badge-vintage-illustrationView license