Commemorated at Memorial Name Dubbo District School Great War Honor Roll Given name O Family name Mumford Gender Male Service number 18507 Conflicts First World War, 1914–18 Additional information Address given on enlistment documents Last held rank Sergeant Unit at embarkation 17th Field Artillery Brigade 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