Jack graduated from Watertown High School in May, 1941 and spent the next four years in the Army Air Force, traveling half way around the world where he spent three of those four years. His Memoirs is on Peter Dunn's "Australia at War" website. I will put a hyperlink to the first chapter for you to check out the first chapter. or click on the "Jack Heyn in SWPA, full story" at the bottom of the page.