Modern Book Printing. "Der moderne Buchdruck". Berlin, Germany. Placed on April 21, 2006 at Bebelplatz opposite Humboldt University. Its 12.2 mt high. It weights 35 tons. The steel structure is made out of German poets and writers books: Grass, Arendt, Heine, Luther, Kant, Seghers, Hegel, Brothers Grimm, Marx, Böll, Schiller, Lessing, Hesse, Fontane, Mann, Brecht, Goethe.