One hundred years ago on 16 September 1917
31st Battery, Canadian Field Artillery, Canadian Expeditionary Force was a sub-unit of the 9th Canadian Field Artillery Brigade in the 3rd Canadian Division. The 9th Brigade war diary records:
From this date to the 22nd inst., the Headquarters and four batteries mentioned herewith were in rest at MAGNICOURT, a small village nestling among some rolling hills. The men had a splendid rest during this time and many parties were sent for the day to ST. POL. In addition an infantry band was engaged on three different occasions which was very much appreciated. General sports for the men were held on two occasions and some Indian cavalry billeted near here very kindly offered to assist in the days sports. Their horsemanship and other feats were magnificent and filled our men with surprise and admiration.
31st Battery, Canadian Field Artillery was attached to 10th Canadian Field Artillery Brigade during this period. The 10th Brigade war diary records that:
Fine and warm. Hdqrs. and road above lightly shelled with 4.1 H.V. gun. No damage. Battery positions coming on in good shape. Lieut. Roberton on leave to U.K.
3rd Canadian Divisional Artillery war diary records:
FORT GEORGE - Enemy registration barrages with 5.9": three in number put down along our front about 1.00pm. Enemy planes flew low about this time, apparently observing effect of barrage. Enemy were active during the whole day. Our heavy artillery retaliating. Capt. Mcknight left for England on leave commencing 17 -9 - 17. Lieut. J.L. Duncan ceases to be attached to the 3rd CDA HQ on returning to regimental duty with 39th Battery of CFA. Ammunition expended: BX.6. Guns in action: 18 - 18pdrs., 6 - 4.5"hows.
5th Canadian Siege Battery, Canadian Artillery, Canadian Expeditionary Force was a sub-unit of 1st Canadian Heavy Artillery Group. Their war diary records:
ANGRES - During the month we were bombarded with Gas shells on several occasions also shelled 8” and 5.9” losing a quantity of ammunition.
1st Canadian Heavy Artillery Group war diary records:
Cabaret Rouge – Batteries fired on S.O.S. lines in Laurent sector and CITE DU GRAND CONDE. 6" Batteries fired a considerable number of rounds on T.Ms in T.11a & b with good results.
General Officer Commanding, Royal Artillery, Canadian Corps war diary records:
In the Field - Artillery Order No. 83 issued (NOTE - Artillery Order, No. 83, dealing with forthcoming operations, will be forwarded with October War Diary.) Quiet day.
The 15th Field Artillery Regiment RCA perpetuates the following sub units:
31st Battery, Canadian Field Artillery, Canadian Expeditionary Force,
5th Canadian Siege Battery, Canadian Artillery, Canadian Expeditionary Force,
68th Battery, Canadian Field Artillery, North Russia Expeditionary Force, was not authorized to be formed until 3 August 1918, and
85th Battery, Canadian Siberian Expeditionary Force was not authorized to be formed until 12 July 1918.