6-color silkscreen imitation by CDP Published September 25, 2012 at 707 × 521 in 6-color silkscreen imitation by CDP ← Previous Next → 6-color silkscreen imitation by CDP 6-color silkscreen imitation by CDP, Bundesministerium BMF, Berlin (the top-down-gradation, staircases and the green tree are part of the printed artwork.