"The first DGMI was Brevet-Major William A.C. Denny, Royal Army Service Corps, psc, a veteran of South Africa." His staff included LCol Victor Brereton Rivers as ISO and two AISOs, Captain A.C. Caldwell and Captain W.B. Anderson responsible respectively for the Information and Mapping Branches, three Lieutenants, a Sergeant and two NCOs. All officers and men in the Districts were Militia. (As late as 1913 there were less than 3,000 men serving in the Canadian Militia). This was the basic organization for military Intelligence with which Canada entered the Great War. Captain R.M. Collins, the Secretary of the Australian Defence Department, who had recently visited Canada, reported that: