One hundred years ago on 30 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:
The brigade remained at rest at this point until the end of the month, most of the time being devoted to cleaning equipment and grooming horses.
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. At 1.00 a.m. warning of expected raid on our right sector received. All batteries warned but no action developed. All quiet.
3rd Canadian Divisional Artillery war diary records:
FORT GEORGE - Visibility fair during the afternoon and there was considerable activity in the air. The NEUVILLE ST VAAST balloon was shelled by enemy balloon gun during the afternoon. Our two sniping guns were moderately active, otherwise the day was quiet. Ammunition expended: BX.32. Guns in action: 20 - 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 - Capt L.C. Ord proceeded on leave to England.
1st Canadian Heavy Artillery Group war diary records:
Cabaret Rouge – Period very quiet. Very little firing done whatever during this time. On September 30th there was considerable T.M. and M.G. activity along the whole front, but little heavy artillery firing owing to poor visibility. "
General Officer Commanding, Royal Artillery, Canadian Corps war diary records:
In the Field - Unusually quiet on whole Corps front.
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.