'Operations: east and west of Bapaume, 25th August 1918 to 7th September 1918. R.S.M. Robertson has been Regimental Sergeant Major of this Battalion for seven months and during that time his work has been consistently good. During the recent operations east and west of Bapaume as Regimental Sergeant Major he was in charge of Carrying and Ration parties. He worked unremittingly in his efforts (frequently under shell fire) to get forward water, rations and S.A.A. to the Forward Companies.'
Source: London Gazette
Date: 5 April 1919

Regimental number	6/1387
Address	Burnett's Terrace, Denniston
Marital status	Single
Next of kin	Father, H Robertson, Freelands, Arbroath, Scotland
Rank on embarkation	Private
Enlistment status	Volunteer
Unit name	New Zealand Expeditionary Force, 2nd Reinforcements, Canterbury Infantry Battalion
Embarkation details	Unit embarked from Wellington on board Willochra on 14 December 1914
Final rank	Regimental Sergeant Major
Final unit	1st Battalion, Canterbury Infantry Regiment
Medals	Croix de Guerre (Belgium) 'Operations: east and west of Bapaume, 25th August 1918 to 7th September 1918. R.S.M. Robertson has been Regimental Sergeant Major of this Battalion for seven months and during that time his work has been consistently good. During the recent operations east and west of Bapaume as Regimental Sergeant Major he was in charge of Carrying and Ration parties. He worked unremittingly in his efforts (frequently under shell fire) to get forward water, rations and S.A.A. to the Forward Companies.' Source: London Gazette Date: 5 April 1919
Miscellaneous details	Nominal Roll Vol. 1: Canterbury Infantry Batln/Second