Photo A0193: PFC John E. ("Jack") Marquardt, D Company, 720th MP Battalion Tokyo, Japan 1947. PFC Marquardt was an amateur magician and often performed for his barracks mates and others.  Courtesy of PFC John E. “Jack” Marquardt, D, B & HQ Company, 720th MP Battalion, 8th U.S. Army, Tokyo, Occupied Japan, 1946-1948.