Petersen, Olaf. Design, Building & Riding the Showjumping Course. PferdiaTV, n.d. [early 2000s]. New DVD (46 minutes), unopened. In German and English (the German title is Parcoursreiten). ** Petersen designed the 1996 Olympics jumping course. (Published at $45.00) Can be sent outside the U.S. for less than the default shipping..... More