Billy BischoffWilliam James Bischoff was an Australian rugby league footballer who played in the 1930s and 1940s.Playing careerBilly 'Bok' Bischoff was a five-eighth for Balmain between 1937 and 1940. He won a premiership with Balmain, playing in the winning 1939 Grand Final team. His son, Billy Bischoff Jr. also played for the Balmain Tigers in the 1960s.DeathBischoff died on 15 September 1988, aged 75.