The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Tate Gallery. Composition With Grey. Red. Yellow and Blue. Piet Mondrian. Saunders and Williams
Tate Gallery. Composition with Grey. Red. Yellow and Blue. c. 1920. Henry Stone. Piet Mondrian
Piet Mondriaan. Composition with red yellow and blue. Collection stedelijk museum. Amsterdam. P. Mondriaan
Paul Klee. 1879 1940. Composition with Black Focus. Fingerle Karte 7253
Piet Mondrian. Composition B. No. II. with Red 1935
Dulwich Picture Gallery. John Sell Cotman. Landscape Composition With The Arcade of St. Georges. Scottish National Gallery
Munchen. Bayerische Staatsgemaldesammlungen. Staatsgalerie moderner Kunst. Franz Marc. Composition with Cattle I. Vontobel 1986. Feldmeilen und Zurich. Switzerland. Blauel. Artothek. VD 3320
Three Children With Red Heads and Blue White Clothes. Dick Bruna. Mercis