The Australian War Memorial Collection. Test site
AWM45 1/75 - [Copies of British war diaries and other records, 1914-18 War ("Heyes papers")] [Naval Records, 1914-1918:] Statement of hits by enemy, HMAS SYDNEY [table]
AWM45 1/67 - [Copies of British war diaries and other records, 1914-18 War ("Heyes papers")] [Naval Records, 1914-1918:] Tactical Exercise 24/9/18
AWM45 1/78 - [Copies of British war diaries and other records, 1914-18 War ("Heyes papers")] [Naval Records, 1914-1918:] Victor AT Ramage [examination of]
AWM45 1/80 - [Copies of British war diaries and other records, 1914-18 War ("Heyes papers")] [Naval Records, 1914-1918:] Sub-lieutenant Hugh A Mackenzie RAN
AWM45 1/69 - [Copies of British war diaries and other records, 1914-18 War ("Heyes papers")] [Naval Records, 1914-1918:] General, 1919 (farewell from Battle Cruiser Force)
AWM45 1/77 - [Copies of British war diaries and other records, 1914-18 War ("Heyes papers")] [Naval Records, 1914-1918:] Commander Thomas W Biddlecombe RAN [report on]
AWM45 1/70 - [Copies of British war diaries and other records, 1914-18 War ("Heyes papers")] [Naval Records, 1914-1918:] Sailing Orders for 2 Battle Cruiser Squadron and "Sydney", 26 January 1919
