sport of trampolining. In 1971, with George Nissen, he founded the United States Tumbling & Trampoline Association (USTA). They honoured him by inducting him into their Hall of Fame and by the naming of the Griswold-Nissen Cup for outstanding trampolinists. In 1973, Griswold had a fall while performing in Chicago and suffered a career-ending injury. His show continued with replacement performers he had trained in preparation for his retirement. External links Biography of Larry Griswold Larry Griswold on Youtube Guests on Hollywood Palace show June 13, 1964 American gymnasts American male trampolinists Vaudeville performers 1905 births 1996 deaths University of Iowa alumni