On 19 November 1941 the HMAS SYDNEY II sank. On board were 645 Australian sailors. None survived. The location of the wreck was a mystery. This is the story of the battle that sank the Sydney, of World War II, and of wartime tricks. It is the story of the clues that were pieced together to lead to the discovery of the watery grave of the young Australians. Illustrated 150315