Many, mostly German, engravings and woodcuts of Pilate were created in the fifteenth century. The Dutch graphic designer M. C. Escher created mathematically inspired woodcuts, lithographs, and mezzotints. Prior to this printers were previously limited to engravings, woodcuts, and line cuts for illustrations. Her house contains paintings, woodcuts and Egyptian potsherds. Chiaroscuro woodcuts began as imitations of this technique. He also executed a few chiaroscuro woodcuts. It was flanked by four Corinthian columns surrounded by baroque woodcuts depicting flowers and birds. He was also an influential proponent of wood engraving and woodcuts as art forms. During the Ming period, the first books illustrated with colored woodcuts appeared. The art directors researched woodcuts and other artwork for classic demonic appearances. He also produced a body of erotic prints and woodcuts. They were often illustrated with crude woodcuts, which sometimes bore no relation to the text. The advent of printing, woodcuts and metal engraving improved the means of communication. A certain amount of artwork and woodcuts from his newspaper survive. Janssen produced his first woodcuts, influenced by Edvard Munch.