Commemorated at Memorial Name Castle Hill Public School First World War Roll of Honour Given name S Family name Allen Gender Male Service number 23076 Conflicts First World War, 1914–18 Additional information Last held rank Sapper Unit at embarkation 1st Australian Wireless Signal Squadron Service Australian Army - First Australian Imperial Force (1st AIF) Veteran Notes/Bio Address and NofK West Pennant Hills NSW - Enlistment date 24.11.1917 - RTA 22.03.1919. Served in Bombay. Do you know more about this war Veteran? Click here to learn how you can contribute