Enlisted on 17 Oct 1916 in Rutherford, NSW, Australia. During December 1916, he was admitted to a Field Hospital, where he spent two weeks with measles. He embarked at Sydney on 24 Jan 1917, arrived in Devonport on 27 Mar 1917 and in April spent four days at his old home in Much Hadham. David was posted to France on 22nd August 1917 and entered France on 24 Aug 1917. He arrived at the front at Rouelles on 31 Aug 1917, marching to the front line on September 2nd. He suffered gunshot wounds to the abdomen on 3 Oct and died the following day in the 10th Casualty Clearing Station in Lijssenthoek. Extracts from a letter sent by the Lieutenant Colonel of his Regiment: "Your gallant son was wounded (shot in the abdomen) near Zonnenbeke on October 3rd and died the following day at the 10th Casualty Clearing Station. Inaction he was courageous, cool and determined."