100 Years Ago Today on 4 May 1917

One hundred years ago on 4 May 1917
31st Battery, Canadian Field Artillery, Canadian Expeditionary Force was a sub-unit of the 8th Canadian Field Artillery Brigade in the 3rd Canadian Division. The Brigade war diary records:
In the Field. VIMY & LA CHAUDIERE 36.c.S.W.3 Ed. 8A. 1/10,000. A normal day. Hostile fire somewhat less. No day firing, but usual night firing. 35th Battery put over 30 gas shells during the night.
 
58th Battery, Canadian Field Artillery, Canadian Expeditionary Force was a sub-unit of the 14th Canadian Field Artillery Brigade in the 5th Canadian Division. The Division was training in England and the Brigade war diary records:
WITLEY – About 40 men of 66th inoculated. Training in Gun Park carried on.
 
5th Canadian Siege Battery, Canadian Artillery, Canadian Expeditionary Force war diary records:
SOUCHEZ – From 12 Noon to 12.45 P.M. we fired 17 Rounds on T3a 3.8 to check error of day.
At 1.45 p.m. started a shoot on Machine Gun Emplacement in T1b 1.3 ½ . This shoot was observed by F.O.O. Lieut. May 100 Rounds were fired, F.O.O. reporting 4 O.K’s and emplacement totally destroyed.
At 5.30. p.m. a plane registered us on a Telephone exchange near Cross Roads at M33c 7.5, 16 Rds were fired for registration and 160 Rounds were then fired for effect. Registration was very good. A Concentrated shoot of 10 Rounds on N27c 8.1 was fired at 8.20.p.m.
 
The 15th Field Artillery Regiment RCA perpetuates the following sub units:
31st Battery, Canadian Field Artillery, Canadian Expeditionary Force,
58th 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.

QF 18- pounder guns Sir Robert Borden Bramshot UK Apr 1917. Library and Archives Canada Photo MIKAN No. 3642847