Architecture Of The Plane Klee, Paul; 1879-1940. Architecture of the plane 1923, 113. Watercolour and pencil on paper on cardboard, 28/28.2 x 17.2/18.1 cm. Museum Berggruen; Berlin, SMB, Nationalgalerie. AKG. All prints are numbered and are a limited edition to 50 only per chosen paper size. Archival Pigment Print Unframed Print paper size : 20 x 16" / 50 x 40 cm