Landscape with Poplars (1929) painting in high resolution by Paul Klee. Original from the Kunstmuseum Basel Museum.… https://www.rawpixel.com/image/3590375/illustration-image-abstract-artFree Image from public domain licenseMotif from Hammamet (1914) painting in high resolution by Paul Klee. Original from the Kunstmuseum Basel Museum. Digitally… https://www.rawpixel.com/image/3586219/illustration-image-abstract-artFree Image from public domain licenseUnder a black star (1918) painting in high resolution by Paul Klee. Original from the Kunstmuseum Basel Museum. Digitally… https://www.rawpixel.com/image/3590370/illustration-image-abstract-artFree Image from public domain license