Nicolaes PetterÕs Clear instructions in the excellent Art of GrapplingNicolaes Petter, from Mommenheim, was a wine seller in Amsterdam, who was known far and wide for his great skill in breaking glass roemers using only his voice. In addition to that, he was quite a famous grappler, as well. To preserve the Worstel konst, or art of grappling, that he invented, he decided to publish a book describing it. To illustrate this work, he commissioned the famous painter and engraver Romeyn de Hooge. While Petter unfortunately