 Complete the following phrase:  He first represented Australia at the 1957 International Stoke Mandeville Games in archery. At the 1962 Commonwealth Paraplegic Games in Perth, he won gold medals in the Mens Swimming 50 m Crawl Class B and Mens Swimming 50 m Breaststroke Class B events, a silver medal in the Weightlifting Class B Middleweight event and a bronze medal in the Mens Precision Archery event. He competed at the 