One hundred years ago on 25 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 good. Only one aeroplane was seen today, in the early morning, and no balloons. Very little movement of men was seen, but movement of men and transport on the MUERCHIN-CARVIN road was very heavy during the day. Several counter-attacks took place during the night on the zone to our right but our front was normal. Enemy artillery was very active during the day on counter-battery work.
3rd Canadian Divisional Artillery war diary records:
BRAQUEMONT - Visibility good. Both sides were active during the day. The enemy were particularly active during the early morning both with aeroplanes and balloons, his method apparently to range his batteries on certain targets and then allow them to carry on with destructive and interfering shoots. His artillery has been quite active in this way lately. Considerable movement was noticed and many targets were fired on. Ammunition expended A.3347. AX. 1897. HX.601. BSK.164. BPS.110. Guns in action 84 18-pdrs., 22 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 - Lieut. R.L Smith was sent to 8 Canadian Siege Battery.
1st Canadian Heavy Artillery Group war diary records:
Cabaret Rouge – On 25th inst. our batteries co-operated in raid by the 10th Canadian Infantry Brigade on Aloof trench which proved successful.
General Officer Commanding, Royal Artillery, Canadian Corps war diary records:
In the Field - WEATHER: Unsettled and very cool.
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.