One hundred years ago on 4 August 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:
Visibility fair. Enemy artillery fairly active at irregular intervals on Loos, F ?, Maroc and the rear areas. Some movement of men was seen in the German trenches. No enemy planes or balloons up.
3rd Canadian Divisional Artillery war diary records:
BRAQUEMONT - Rain all day; very poor visibility. Enemy devoted some attention to back area, shelling BRAQUEMONT twice during the day but doing no damage. This was probably in retaliation for the activity of our heavies. Germans do not seem to be repairing the wire in front of our brigade. Our aeroplanes were active several times during the day.
Ammunition expended A.56. HX. 300. Guns in action 32 18-pdrs., 4 13-pdrs., 12 4.5" how.
5th Canadian Siege Battery, Canadian Artillery, Canadian Expeditionary Force was a sub-unit of 1st Canadian Heavy Artillery Group for administration and under command 2nd Canadian Heavy Artillery Group for Counter-Battery. Their war diary records:
ANGRES - During the month of August the Battery took part in the capture of Hill 70, also the taking of the Green Crasier and all the fighting on the Lens front. During this time the Battery was twice heavily shelled by 8” and on several occasions we were bombarded with Gas Shells.
1st Canadian Heavy Artillery Group war diary records:
Cabaret Rouge – Feint barrage at 5.35 p.m. by all batteries. Forward observers report much damage done. Concentrations and harassing completed day's program.
2nd Canadian Heavy Artillery Group was placed in tactical control of 5th Canadian Siege Battery for counter battery work. The 2nd CHAG war diary records:
X.23.b.1.5 - Wet and dull, clearing towards afternoon. Little hostile artillery activity. Visibility poor. A number of destructive shoots successfully carried out. Concentrated shoot at noon on CITE ST. AUGUSTE. Considerable harassing fire throughout day and night.
Ammunition expended:- 60-pr. 8”How 6”How 9.2”How 4.5”How
632 128 614 395 704
General Officer Commanding, Royal Artillery, Canadian Corps war diary records:
In the Field - WEATHER: cloudy & misty, some rain with bright intervals.
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.