Commemorated at Memorial Name St Peters Anglican Cathedral First World War Book of Remembrance Armidale Given name O Family name Tooth Gender Male Service number 475 Conflicts First World War, 1914–18 Campaign Sinai - Palestine 1916 - 1918 Fate Killed in action (KIA) Fate date 03 December 1917 Additional information Last held rank Lieutenant Unit at embarkation 2nd Light Horse Regiment Service Australian Army - First Australian Imperial Force (1st AIF) Do you know more about this war Veteran? Click here to learn how you can contribute