 The following day, he became a substantive captain.He was a staff captain in France between May 1915 and December 1916, before serving as deputy assistant adjutant, quartermaster general and DAAG for France and Italy, which office he held until 17 May 1918.He was then posted as DAAG in France until 19 January 1920, when he transferred to the British Military Mission to Berlin as assistant quartermaster general.