One hundred years ago on 27 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 very poor on account of rain and mist. A few enemy planes were seen during the day but their activity was below normal. No balloons were seen. Enemy movement nil except for some train movement around CARVIN. Enemy artillery unusually quiet. Operation Order #104 was issued today, making a slight change in our zone boundaries and giving a new S.O.S. line.
3rd Canadian Divisional Artillery war diary records:
BRAQUEMONT - Visibility very poor on account of rain and mist. Some movement was seen in the back country but it was hard to locate accurately. Some targets were sent in to the 1st. Corps Heavy Artillery. At 6.00 a.m. this morning the 3rd. C.D.A. came unders of the 1st. Corps O.O. 127. Under O.O. 127 the 2nd. C.D.A. passed from the tactical control of the C.R.A., 3rd. C.D.A. Guns to complete our number under O.O. 127 were taken over from the 14th. Army Brigade R.F.A. on the night of the 26/27th. Ammunition expended A.514. AX.621. HX.321. Guns in action 82 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 - 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 – Policy now ordered for the Siege Artillery in this area, until further orders, is that of harassing the Bosch especially in and around Lens and neighbourhood of Fosses No.21 and 22.
General Officer Commanding, Royal Artillery, Canadian Corps war diary records:
In the Field - WEATHER: squally - cool. The following artillery units of Canadian Corps were today transferred to I Corps: 1st CDA, 3rd CDA & 53rd Battery & 112th Battery. 64th HAG - 14th, 16th, 17th, 88th and 263rd Siege Batteries (6" howitzers). 1st Canadian Siege Battery (9.2" howitzers), 7th Canadian Siege Battery (8" howitzers). 46th Divisional Artillery - personnel only. 14th Army Brigade, RFA - A/14th & 88th Batteries - transferred to 2nd CDA. 8th Army Brigade, C.F.A. - 24th, 30th and 32nd batteries B.A.C. - attached to 2nd CDA.
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