That year the RAAF made the Armed Services Grand Final.
With Victoria leading at half time by 39 points, however SA fought back and the game resulted in a draw.
Late 1947, Jack suffered a serious injury to his knee while playing Melbourne in his 50th game, therefore missing the 1948 and 1949 seasons.
In 1954 he joined Hawthorn's team selection committee and was appointed Chairman of Selectors in 1955.
He continued to be involved in recruiting for Hawthorn, including identifying Jason Dunstall as a talented junior whilst living in Queensland.