Born in Ballarat, Victoria and a Chemist by trade, Thomas Leslie Bult was 27 years and single when enlisted on the 14th of July 1915 in the 3rd Australian Casualty Clearing Station, Australian Imperial Force, with the rank of Corporal, Number 14011. His Unit embarked from Melbourne, Victoria, on board HMAT A7 'Medic' on the 20th of May 1916. Promoted to Corporal on the 17th of March 1916. On the 12th of September 1917 admitted to hospital sick and on the 18th of September 1917 re-joined from hospital sick, France. Appointed Lance Sergeant on the 2nd of February 1918. Lance Sergeant marched out to England from France on the 6th of April 1919 and the Lance Sergeant was listed as returned to Australia on the 12th of May 1919 per 'Soudan' ex England for Dispenser and Disembarked on the 29th of June 1919. Discharged from the 3rd Military District on the 13th of August 1919 with the termination of period of enlistment. Tree No. 1187