100 Years Ago Today on 6 July 1917

One hundred years ago on 6 July 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:
A considerable amount of Counter-Battery work and harassing fire was done during the day and night apparently in imitation of our methods. O.O.No.95 was issued today providing for a slight change of zone consequent to a redistribution of the Artillery on the Corps front. The 31st and 36th Batteries sent up a section to their new positions in the evening.
 
3rd Canadian Divisional Artillery war diary records:
CHATEAU DE LA HAIE – Hot weather interfered with visibility during the day. Enemy aeroplanes were over our lines, and seemed to be interested in AVION and our defences there. Enemy artillery were very active during the whole day on our Batteries, and during the night carried out a harassing programme on our lines of communication. Redistribution of zones pending withdrawal of Reserve Divisional Artillery and attached Brigades was made. See O.O.115.
Ammunition Expended. A:2476. AX 1210 BX 1420. BCBR.170. Guns in Action. 89. 18.pdrs. 26. 4.5”Hows.
 
5th Canadian Siege Battery, Canadian Artillery, Canadian Expeditionary Force was a sub-unit of 1st Canadian Artillery Group. Their war diary records:
During the morning we fired 64 rounds on Hostile Battery NX49 at N5c52.44. We obtained 1Ok but the shoot had to be discontinued owing to hostile shelling.
During the evening the position was straffed with 5.9 HE and 4.2 gas Shells. The undermentioned were gassed.
    1204 Amt. S. Sgt. Smith, F.C.
302914 Gnr.  Smith, C.A.
303476 Gnr. Gillen, W.J.
303425 Gnr. Davis, F.H.
314723 Gnr. Lajoie, W.
 
1st Canadian Heavy Artillery Group war diary records:
Cabaret Rouge – Hostile artillery and aircraft very active. Angres and Lievin and road over norther part of Vimy Ridge heavily shelled. 176th. Siege Battery. RGA., (9.2” How) and 260 Siege Battery, RGA., (6”26cwt How.) entered Group. O.C’s Major C. Stuart King and Major J.W. Tompins, repectively.
 
General Officer Commanding, Royal Artillery, Canadian Corps war diary records:
In the Field - 6 Jul 1917 – WEATHER:     Fair & bright – warmer.
 
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.