Canadian Expeditionary Force Study Group
"The Matrix Project"

1918 ORBAT

Home Up

(Last Updated November 22, 2008 )

NOTES

  1. In March 1918 there was a significant reorganization of the Brigade level "Machine Gun Companies" into Divisional level "Machine Gun Battalions:
    1st, 2nd, 3rd and 13th (joined January 1917) M.G. Coys reorganized as 1st Canadian Machine Gun Battalion
    4th, 5th, 6th and 14th (joined February 1917) M.G. Coys reorganized as 2nd Canadian Machine Gun Battalion
    7th, 8th and 9th M.G. Coys reorganized as 3rd Canadian Machine Gun Battalion
    10th, 11th and 12th M.G. Coys reorganized as 4th Canadian Machine Gun Battalion
  2. The 5th Division was broken up in England in February 1918.
  3. The Siberia and North Russia Force was mobilized in October 1918 and served until June 1919

MAJOR ACTION / BATTLES

1st Quarter 2nd Quarter 3rd Quarter 4th Quarter
German Offensives on the Somme 1918
March 21 - March 28
  St. Quentin
  Somme Crossings
  First Bapaume
  First Arras 1918

Moreuil and Rifle Wood
March 30

 German Offensives on the Somme 1918
April 4
  Avre

Battles of the Lys
April 9 - April 19
  Estaires
  Messines
  Hazebrouck
  Bailleul
  First Kemel Ridge

Action of La Becque
June 28

 Battle of Amiens
August 8 - August 11

2nd Somme 1918
August 21 - September 3
  Albert
  Bapaume

2nd Arras 1918
August 26 - September 3
  Scarpe
    (Monch-le-Preux)
  Drocourt-Quéant

The Hindenburg Line
September 12 - September 18
  Havrincourt
  Epehy
  Canal Du Nord
    (Bourlon Wood)

Battle of Ypres 1918
September 28 - October 2

 

 The Final Advance
 October - November

The Hindenburg Line
October 3 - October 9
  Beaurevoir Line
  Capture of Cambrai

Pursuit to the Selle
October 9 - October 12

Battle of Courtrai
October 14 - October 19

Battle of the Selle
October 17 - October 25

Battle of Valenciennes
(Capture of Mont Houy)
November 1 - November 2

Battle of the Sambre
November 4

Passage of the Grand Honnelle
November 5 - November 7

Capture of Mons and The Armistice
November 11

ARMY TROOPS

1st Quarter 2nd Quarter 3rd Quarter 4th Quarter
      Cavalry
 Royal Canadian Dragoons
Lord Strathcona's Horse
Fort Gary Horse
Canadian Light Horse
R.N.W.M.P. Squadron
      Field Artillery
 R.C.H.A. Brigade

8th Army Brigade C.F.A.
  24th Field Battery
  30th Field Battery
  32nd Field Battery
  43rd Howitzer Battery
  8th Army Bde. A.C.

E Anti-Aircraft Battery
      Heavy Artillery
 1st Brigade C.G.A.
  1st Siege Battery
  3rd Siege Battery
  7th Siege Battery
  9th Siege Battery

2nd Brigade C.G.A.
  1st Heavy Battery
  2nd Heavy Battery
  2nd Siege Battery
  4th Siege Battery
  5th Siege Battery
  6th Siege Battery

3rd Brigade C.G.A.
  8th Siege Battery
  10th Siege Battery
  11th Siege Battery
  12th Siege Battery
      5th Divisional Artillery
 13th Brigade C.F.A.
  52nd Field Battery
  53rd Field Battery
  55th Field Battery
  51st Howitzer Battery

14th Brigade C.F.A.
  60th Field Battery
  61st Field Battery
  66th Field Battery
  58th Howitzer Battery

5th Division A.C.
      Engineers
 1st-5th Army Troops Coys
A.A. Searchlight Coy
3rd Tunnelling Coy
Corps Survey Section
1st Tramways Coy
2nd Tramways Coy
      Machine Gun
 1st Motor M.G. Brigade
2ndMotor M.G. Brigade
      Army Service Corps
 Corps Troops M.T. Coys
1st-4th Div. M.T. Coys
Engineers M.T. Coy
Motor M.G. M.T. Coy
5th Div. Artillery M.T. Coy
5th Div. Train Detachment
      Medical Corps
 Nos. 1-3 General Hospitals
Nos. 6-8 General Hospitals
No. 2 Stationary Hospital
No. 3 Stationary Hospital
7-10 Stationary Hospitals
Forestry Corps Hospitals 6
Nos. 1-4 C.C.S
No. 7 Cavalry Field  Amb.
      Railway Troops
 C.O.R.C.C.
1st-13th Battalions
      Labour
 1st-4th Inf. Works Coys
5th-9th Area Emp. Coys
      Miscellaneous
 Can. Cyclist Battalion
Corps Signal Company
Reinforcement Camp
Corps Schools
Forestry Companies (58)
       

ARMY CORPS

First Division

1st Quarter 2nd Quarter 3rd Quarter 4th Quarter
Divisional Headquarters:
(Maj. Gen. A. C. MacDonell) 		Divisional Headquarters:
(Maj. Gen. A. C. MacDonell)		 Divisional Headquarters:
(Maj. Gen. A. C. MacDonell) 		Divisional Headquarters:
(Maj. Gen. A. C. MacDonell)
Divisional Artillery:
1st Brigade CFA
  1st Field Battery
  3rd Field Battery
  4th Field Battery
  2nd Howitzer Battery
2nd Brigade CFA
  5th Field Battery
  6th Field Battery
  7th Field Battery
  48th Howitzer Battery
3rd Brigade CFA
  10th Field Battery
  11th Field Battery
  12th Field Battery
  9th Howitzer Battery

X.IC Med. T.M. Battery
Y.IC Med. T.M. Battery
Z.IC Med. T.M. Battery
(broken up February 1918 to X.IC and Y.IC)

V.IC Heavy T. M. Battery
(redesignated 1918)


 Divisional Artillery:
1st Brigade CFA
  1st Field Battery
  3rd Field Battery
  4th Field Battery
  2nd Howitzer Battery
2nd Brigade CFA
  5th Field Battery
  6th Field Battery
  7th Field Battery
  48th Howitzer Battery
3rd Brigade CFA
 transferred to 4th Division in May 1917
  10th Field Battery
  11th Field Battery
  12th Field Battery
  9th Howitzer Battery

X.IC Med. T.M. Battery
Y.IC Med. T.M. Battery

V.IC Heavy T. M. Battery

 		 Divisional Artillery:
1st Brigade CFA
  1st Field Battery
  3rd Field Battery
  4th Field Battery
  2nd Howitzer Battery
2nd Brigade CFA
  5th Field Battery
  6th Field Battery
  7th Field Battery
  48th Howitzer Battery

X.IC Med. T.M. Battery
Y.IC Med. T.M. Battery

V.IC Heavy T. M. Battery

 		 Divisional Artillery:
1st Brigade CFA
  1st Field Battery
  3rd Field Battery
  4th Field Battery
  2nd Howitzer Battery
2nd Brigade CFA
  5th Field Battery
  6th Field Battery
  7th Field Battery
  48th Howitzer Battery

X.IC Med. T.M. Battery
Y.IC Med. T.M. Battery

V.IC Heavy T. M. Battery

 
Ammunition Column:
1st Division A.C.		 Ammunition Column:
1st Division A.C.		 Ammunition Column:
1st Division A.C.		 Ammunition Column:
1st Division A.C.
Divisional Engineers:
1st Battalion
2nd Battalion
3rd Battalion		 Divisional Engineers:
1st Battalion
2nd Battalion
3rd Battalion
(reorganized to 1st Canadian Engineering Brigade, June 1918)		 1st Brigade Engineers:
1st Battalion
2nd Battalion
3rd Battalion		 1st Brigade Engineers:
1st Battalion
2nd Battalion
3rd Battalion
Signal Company:
1st Division Signal Coy		  Signal Company:
1st Division Signal Coy		 Signal Company:
1st Division Signal Coy		 Signal Company:
1st Division Signal Coy
1st Infantry Brigade:
(Br. Gen. W. A. Griesbach)
 1st Battalion
2nd Battalion
3rd Battalion
4th Battalion
1st Trench Mortar Battery
1st Machine Gun Coy(M.G. Coys reorganized as 1st Canadian M.G. Battalion, March 1918)		 1st Infantry Brigade:

1st Battalion
2nd Battalion
3rd Battalion
4th Battalion
1st Trench Mortar Battery		 1st Infantry Brigade:

1st Battalion
2nd Battalion
3rd Battalion
4th Battalion
1st Trench Mortar Battery		 1st Infantry Brigade:

1st Battalion
2nd Battalion
3rd Battalion
4th Battalion
1st Trench Mortar Battery
2nd Infantry Brigade:
(Br. Gen. J. F. L. Embury)
5th Battalion
7th Battalion
8th Battalion
10th Battalion
2nd Trench Mortar Battery		 2nd Infantry Brigade:

5th Battalion
7th Battalion
8th Battalion
10th Battalion
2nd Trench Mortar Battery		 2nd Infantry Brigade:

5th Battalion
7th Battalion
8th Battalion
10th Battalion
2nd Trench Mortar Battery		 2nd Infantry Brigade:
(Brig. Gen. R. P. Clark)
5th Battalion
7th Battalion
8th Battalion
10th Battalion
2nd Trench Mortar Battery
3rd Infantry Brigade:
(Br. Gen. G. S. Tuxford)
13th Battalion
14th Battalion
15th Battalion
16th Battalion
3rd Trench Mortar Battery 		3rd Infantry Brigade:
(Br. Gen. G. S. Tuxford)
13th Battalion
14th Battalion
15th Battalion
16th Battalion
3rd Trench Mortar Battery		 3rd Infantry Brigade:
(Br. Gen. G. S. Tuxford)
13th Battalion
14th Battalion
15th Battalion
16th Battalion
3rd Trench Mortar Battery		 3rd Infantry Brigade:
(Br. Gen. G. S. Tuxford)
13th Battalion
14th Battalion
15th Battalion
16th Battalion
3rd Trench Mortar Battery
Machine Gun:
see above
(M.G. Coys reorganized as 1st Canadian M.G. Battalion, March 1918)		 Machine Gun:
1st Battalion Canadian Machine Gun Corps		 Machine Gun:
1st Battalion Canadian Machine Gun Corps		 Machine Gun:
1st Battalion Canadian Machine Gun Corps
Divisional Train:
1st Divisional Train		 Divisional Train:
1st Divisional Train		 Divisional Train:
1st Divisional Train		 Divisional Train:
1st Divisional Train
Field Ambulance:
No. 1 Field Ambulance
No. 2 Field Ambulance
No. 3 Field Ambulance		 Field Ambulance:
No. 1 Field Ambulance
No. 2 Field Ambulance
No. 3 Field Ambulance		 Field Ambulance:
No. 1 Field Ambulance
No. 2 Field Ambulance
No. 3 Field Ambulance		 Field Ambulance:
No. 1 Field Ambulance
No. 2 Field Ambulance
No. 3 Field Ambulance
Miscellaneous:
1st Mobile Veterinary Section
1st Divisional Employment		 Miscellaneous:
1st Mobile Veterinary Section
1st Divisional Employment		 Miscellaneous:
1st Mobile Veterinary Section
1st Divisional Employment		 Miscellaneous:
1st Mobile Veterinary Section
1st Divisional Employment

Second Division

1st Quarter 2nd Quarter 3rd Quarter 4th Quarter
Divisional Headquarters:
(Maj. Gen. H. E. Burstall)		 Divisional Headquarters:
(Maj. Gen. H. E. Burstall)		 Divisional Headquarters:
(Maj. Gen. H. E. Burstall)		 Divisional Headquarters:
(Maj. Gen. H. E. Burstall)
Divisional Artillery:
5th Brigade CFA
  17th Field Battery
  18th Field Battery
  20th Field Battery
  23rd Howitzer Battery

6th Brigade CFA
  15th Field Battery
  16th Field Battery
  25th Field Battery
  22nd Howitzer Battery

X.2C Med. T.M. Battery
Y.2C Med. T.M. Battery
Z.2C Med. T.M. Battery
(broken up and divided between X.2C and Y.2C)

V.2C Heavy T.M. Battery
(redesignated in 1918)

 Divisional Artillery:
5th Brigade CFA
  17th Field Battery
  18th Field Battery
  20th Field Battery
  23rd Howitzer Battery

6th Brigade CFA
  15th Field Battery
  16th Field Battery
  25th Field Battery
  22nd Howitzer Battery

X.2C Med. T.M. Battery
Y.2C Med. T.M. Battery

V.2C Heavy T.M. Battery

 Divisional Artillery:
5th Brigade CFA
  17th Field Battery
  18th Field Battery
  20th Field Battery
  23rd Howitzer Battery

6th Brigade CFA
  15th Field Battery
  16th Field Battery
  25th Field Battery
  22nd Howitzer Battery

X.2C Med. T.M. Battery
Y.2C Med. T.M. Battery

V.2C Heavy T.M. Battery

 Divisional Artillery:
5th Brigade CFA
  17th Field Battery
  18th Field Battery
  20th Field Battery
  23rd Howitzer Battery

6th Brigade CFA
  15th Field Battery
  16th Field Battery
  25th Field Battery
  22nd Howitzer Battery

X.2C Med. T.M. Battery
Y.2C Med. T.M. Battery

V.2C Heavy T.M. Batter
Ammunition Column:
2nd Division		 Ammunition Column:
2nd Division		 Ammunition Column:
2nd Division		 Ammunition Column:
2nd Division
Divisional Engineers:
1st Coy. C.E.
2nd Coy. C.E.
3rd Coy. C.E.		 Divisional Engineers:
1st Coy. C.E.
2nd Coy. C.E.
3rd Coy. C.E.
(reorganized to 2nd Canadian Engineering Brigade, June 1918)		 2nd Brigade Engineers:
4th Battalion
5th Battalion
6th Battalion		 2nd Brigade Engineers:
4th Battalion
5th Battalion
6th Battalion
Signal Company:
1st Division Signal Coy		 Signal Company:
1st Division Signal Coy		 Signal Company:
1st Division Signal Coy		 Signal Company:
1st Division Signal Coy
Pioneer Battalion:
 2nd Pioneer Battalion		 Pioneer Battalion:
 2nd Pioneer Battalion		 Pioneer Battalion:
 (reorganized with 2nd  Brigade Engineers)		 Pioneer Battalion:
 none
4th Infantry Brigade:
(Br. Gen. R. Rennie)
18th Battalion
19th Battalion
20th Battalion
21st Battalion
4th Trench Mortar Battery
4th Machine Gun Coy		 4th Infantry Brigade:
(Br. Gen. R. Rennie)
18th Battalion
19th Battalion
20th Battalion
21st Battalion
4th Trench Mortar Battery
4th Machine Gun Coy		 4th Infantry Brigade:
(Br. Gen. G. E. McCuaig)
18th Battalion
19th Battalion
20th Battalion
21st Battalion
4th Trench Mortar Battery		 4th Infantry Brigade:
(Br. Gen. G. E. McCuaig)
18th Battalion
19th Battalion
20th Battalion
21st Battalion
4th Trench Mortar Battery
5th Infantry Brigade:
(Brig. Gen. J. M. Ross)
22nd Battalion
24th Battalion
25th Battalion
26th Battalion
5th Trench Mortar Battery
5th Machine Gun Coy		 5th Infantry Brigade:
(Brig. Gen. J. M. Ross)
22nd Battalion
24th Battalion
25th Battalion
26th Battalion
5th Trench Mortar Battery
5th Machine Gun Coy		 5th Infantry Brigade:
(Brig. Gen. T. L. Tremblay)
22nd Battalion
24th Battalion
25th Battalion
26th Battalion
5th Trench Mortar Battery		 5th Infantry Brigade:
(Brig. Gen. T. L. Tremblay)
22nd Battalion
24th Battalion
25th Battalion
26th Battalion
5th Trench Mortar Battery
6th Infantry Brigade:
(Brig. Gen. H. D. B. Ketchen)
27th Battalion
28th Battalion
29th Battalion
31st Battalion
6th Trench Mortar Battery
6th Machine Gun Coy		 6th Infantry Brigade:
(Brig. Gen. A. H. Bell)
27th Battalion
28th Battalion
29th Battalion
31st Battalion
6th Trench Mortar Battery
6th Machine Gun Coy		 6th Infantry Brigade:
(Brig. Gen. A. H. Bell)
27th Battalion
28th Battalion
29th Battalion
31st Battalion
6th Trench Mortar Battery		 6th Infantry Brigade:
(Brig. Gen. A. Ross)
27th Battalion
28th Battalion
29th Battalion
31st Battalion
6th Trench Mortar Battery
Machine Gun:
see above
(M.G. Coys reorganized as 2nd Canadian M.G. Battalion, March 1918)		 Machine Gun:
2nd Battalion Canadian Machine Gun Corps		 Machine Gun:
2nd Battalion Canadian Machine Gun Corps		 Machine Gun:
2nd Battalion Canadian Machine Gun Corps
Divisional Train:
2nd Division		 Divisional Train:
2nd Division		 Divisional Train:
2nd Division		 Divisional Train:
2nd Division
Field Ambulance:
No. 4 Field Ambulance
No. 5 Field Ambulance
No. 6 Field Ambulance		 Field Ambulance:
No. 4 Field Ambulance
No. 5 Field Ambulance
No. 6 Field Ambulance		 Field Ambulance:
No. 4 Field Ambulance
No. 5 Field Ambulance
No. 6 Field Ambulance		 Field Ambulance:
No. 4 Field Ambulance
No. 5 Field Ambulance
No. 6 Field Ambulance
Employment Company:
Employment Company:
2nd Division
 (joined June 1917)		 Employment Company:
2nd Division 		Employment Company:
2nd Division
Veterinary Section:
2nd Mobile Veterinary		 Veterinary Section:
2nd Mobile Veterinary		 Veterinary Section:
2nd Mobile Veterinary		 Veterinary Section:
2nd Mobile Veterinary

Third Division

1st Quarter 2nd Quarter 3rd Quarter 4th Quarter
Divisional Headquarters:
(Maj. Gen. L. J. Lipsett) 		Divisional Headquarters:
(Maj. Gen. L. J. Lipsett) 		Divisional Headquarters:
(Maj. Gen. L. J. Lipsett)
(Maj. Gen. F. O. W. Loomis)
from 7th Brigade on 13 Sept. 		Divisional Headquarters:
(Maj. Gen. F. O. W. Loomis)
Divisional Artillery:

9th Brigade CFA:
  31st Field Battery
  33rd Field Battery
  45th Field Battery
  36th Howitzer Battery

10th Brigade CFA:
  38th Field Battery
  39th Field Battery
  40th Field Battery
  35th Howitzer Battery

X.3C Med. T.M. Battery
Y.3C Med. T.M. Battery
Z.3C Med. T.M. Battery
(Z split up Feb to X, Y Batteries)

V.3C Heavy T.M. Battery
(redesignated from W in 1918)

 Divisional Artillery:

9th Brigade CFA:
  31st Field Battery
  33rd Field Battery
  45th Field Battery
  36th Howitzer Battery

10th Brigade CFA:
  38th Field Battery
  39th Field Battery
  40th Field Battery
  35th Howitzer Battery

X.3C Med. T.M. Battery
Y.3C Med. T.M. Battery

V.3C Heavy T.M. Battery

 Divisional Artillery:

9th Brigade CFA:
  31st Field Battery
  33rd Field Battery
  45th Field Battery
  36th Howitzer Battery

10th Brigade CFA:
  38th Field Battery
  39th Field Battery
  40th Field Battery
  35th Howitzer Battery

X.3C Med. T.M. Battery
Y.3C Med. T.M. Battery

V.3C Heavy T.M. Battery

 

 Divisional Artillery:

9th Brigade CFA:
  31st Field Battery
  33rd Field Battery
  45th Field Battery
  36th Howitzer Battery

10th Brigade CFA:
  38th Field Battery
  39th Field Battery
  40th Field Battery
  35th Howitzer Battery

X.3C Med. T.M. Battery
Y.3C Med. T.M. Battery

V.3C Heavy T.M. Battery

 
Ammunition Column:
3rd Division		 Ammunition Column:
3rd Division		 Ammunition Column:
3rd Division		 Ammunition Column:
3rd Division
Divisional Engineers:
7th Coy. C.E.
8th Coy. C.E.
9th Coy. C.E.		 Divisional Engineers:
7th Coy. C.E.
8th Coy. C.E.
9th Coy. C.E.
(reorganized to 3rd Canadian Engineering Brigade, June 1918)		 3rd Brigade Engineers:
7th Battalion
8th Battalion
9th Battalion		 3rd Brigade Engineers:
7th Battalion
8th Battalion
9th Battalion
Signal Company:
3rd Division		 Signal Company:
3rd Division		 Signal Company:
3rd Division		 Signal Company:
3rd Division
7th Infantry Brigade:
(Br. Gen. H. M. Dyer)
R.C.R.
P.P.C.L.I.
42nd Battalion
49th Battalion
7th Trench Mortar Battery
7th Bde. Can. M.G. Coy
(united 3rd M.G. B. March)		 7th Infantry Brigade:
(Br. Gen. H. M. Dyer)
 R.C.R.
P.P.C.L.I.
42nd Battalion
49th Battalion
7th Trench Mortar Battery 		7th Infantry Brigade:
(Br. Gen. H. M. Dyer)
(Br. Gen. J. A. Clark)
12 Sept
 R.C.R.
P.P.C.L.I.
42nd Battalion
49th Battalion
7th Trench Mortar Battery 		7th Infantry Brigade:
(Br. Gen. J. A Clark)
R.C.R.
P.P.C.L.I.
42nd Battalion
49th Battalion
7th Trench Mortar Battery
8th Infantry Brigade:
(Br. Gen. J. H. Elmsley)
 1st C.M.R.
2nd C.M.R.
4th C.M.R.
5th C.M.R.
8th Trench Mortar Battery
8th Machine Gun Coy
(united 3rd M.G. B. March)
 8th Infantry Brigade:
(Br. Gen. J. H. Elmsley)
(Brig. Gen. D. C. Draper)
26 May
 1st C.M.R.
2nd C.M.R.
4th C.M.R.
5th C.M.R.
8th Trench Mortar Battery		 8th Infantry Brigade:
(Br. Gen. D. C. Draper)
 1st C.M.R.
2nd C.M.R.
4th C.M.R.
5th C.M.R.
8th Trench Mortar Battery		 8th Infantry Brigade:
(Br. Gen. D. C. Draper)
1st C.M.R.
2nd C.M.R.
4th C.M.R.
5th C.M.R.
8th Trench Mortar Battery
9th Infantry Brigade:
(Br. Gen. F. W. Hill)
 43rd Battalion
52nd Battalion
58th Battalion
116th Battalion
9th Trench Mortar Battery
9th Machine Gun Coy
(united 3rd M.G. B. March)		 9th Infantry Brigade:
(Br. Gen. F. W. Hill)
(Br. Gen. D. M. Ormond)
26 May
 43rd Battalion
52nd Battalion
58th Battalion
116th Battalion
9th Trench Mortar Battery		 9th Infantry Brigade:
(Br. Gen. D. M. Ormond)
 43rd Battalion
52nd Battalion
58th Battalion
116th Battalion
9th Trench Mortar Battery		 9th Infantry Brigade:
(Br. Gen. D. M. Ormond)
43rd Battalion
52nd Battalion
58th Battalion
116th Battalion
9th Trench Mortar Battery
Machine Gun:
15th Machine Gun Coy
(united 3rd M.G. B. March)
3rd Battalion Canadian Machine Gun Corps		 Machine Gun:
3rd Battalion Canadian Machine Gun Corps		 Machine Gun:
3rd Battalion Canadian Machine Gun Corps		 Machine Gun:
3rd Battalion Canadian Machine Gun Corps
Divisional Train:
3rd Division		 Divisional Train:
3rd Division		 Divisional Train:
3rd Division		 Divisional Train:
3rd Division
Field Ambulance:
No. 8 Field Ambulance
No. 9 Field Ambulance
No. 10 Field Ambulance		 Field Ambulance:
No. 8 Field Ambulance
No. 9 Field Ambulance
No. 10 Field Ambulance		 Field Ambulance:
No. 8 Field Ambulance
No. 9 Field Ambulance
No. 10 Field Ambulance		 Field Ambulance:
No. 8 Field Ambulance
No. 9 Field Ambulance
No. 10 Field Ambulance
Employment Company:
3rd Division		 Employment Company:
3rd Division		 Employment Company:
3rd Division		 Employment Company:
3rd Division
Pioneer Battalion:
 3rd Pioneers
123rd Pioneers		 Pioneer Battalion:
 (reorganized to 3rd Canadian Engineering Brigade, June 1918)		 Pioneer Battalion:
none		 Pioneer Battalion:
none
Veterinary Section:
3rd Mobile Veterinary		 Veterinary Section:
3rd Mobile Veterinary		 Veterinary Section:
3rd Mobile Veterinary		 Veterinary Section:
3rd Mobile Veterinary

Fourth Division

1st Quarter 2nd Quarter 3rd Quarter 4th Quarter
Divisional Headquarters:
(Maj. Gen. D. Watson)		 Divisional Headquarters:
(Maj. Gen. D. Watson)		 Divisional Headquarters:
(Maj. Gen. D. Watson)		 Divisional Headquarters:
(Maj. Gen. D. Watson)
Divisional Artillery:
3rd Brigade C.F.A.
  10th Field Battery
  11th Field Battery
  12th Field Battery
  9th Howitzer Battery

4th Brigade C.F.A.
  13th Field Battery
  19th Field Battery
  27th Field Battery
  21st Howitzer Battery

X.4C Med. T.M. Battery
Y.4C Med. T.M. Battery
Z.4C Med. T.M. Battery
(Z split up Feb to X, Y Batteries)

V.4C Heavy T.M. Battery
(redesignated from W in 1918)

 Divisional Artillery:
3rd Brigade C.F.A.
  10th Field Battery
  11th Field Battery
  12th Field Battery
  9th Howitzer Battery

4th Brigade C.F.A.
  13th Field Battery
  19th Field Battery
  27th Field Battery
  21st Howitzer Battery

 		 Divisional Artillery:
3rd Brigade C.F.A.
  10th Field Battery
  11th Field Battery
  12th Field Battery
  9th Howitzer Battery

4th Brigade C.F.A.
  13th Field Battery
  19th Field Battery
  27th Field Battery
  21st Howitzer Battery

 		 Divisional Artillery:
3rd Brigade C.F.A.
  10th Field Battery
  11th Field Battery
  12th Field Battery
  9th Howitzer Battery

4th Brigade C.F.A.
  13th Field Battery
  19th Field Battery
  27th Field Battery
  21st Howitzer Battery

 
Ammunition Column:
4th Division		 Ammunition Column:
4th Division		 Ammunition Column:
4th Division		 Ammunition Column:
4th Division
Divisional Engineers:
10th Coy. C.E.
11th Coy. C.E.
12th Coy. C.E.
 Divisional Engineers:
(reorganized to 4th Canadian Engineering Brigade, June 1918)
10th Coy. C.E.
11th Coy. C.E.
12th Coy. C.E. 		4th Brigade Engineers:
 10th Battalion
11th Battalion
12th Battalion		 4th Brigade Engineers:
10th Battalion
11th Battalion
12th Battalion
Signal Company:
4th Division		 Signal Company:
4th Division		 Signal Company:
4th Division		 Signal Company:
4th Division
10th Infantry Brigade:
 (Brig. Gen. R. J. F. Hayter)
44th Battalion
46th Battalion
47th Battalion
50th Battalion
10th Trench Mortar Battery
10th Machine Gun Coy
(united 3rd M.G. B. March)		 10th Infantry Brigade:
(Brig. Gen. R. J. F. Hayter)
44th Battalion
46th Battalion
47th Battalion
50th Battalion
10th Trench Mortar Battery		 10th Infantry Brigade:
(Brig. Gen. R. J. F. Hayter)
44th Battalion
46th Battalion
47th Battalion
50th Battalion
10th Trench Mortar Battery		 10th Infantry Brigade:
 (Brig. Gen. J. M. Ross)
(October 28, 1918)
44th Battalion
46th Battalion
47th Battalion
50th Battalion
10th Trench Mortar Battery
11th Infantry Brigade:
(Brig. Gen. V. W. Odlum)
54th Battalion
75th Battalion
87th Battalion
102nd Battalion
11th Trench Mortar Battery
11th Machine Gun Coy
(united 3rd M.G. B. March)		 11th Infantry Brigade:
(Brig. Gen. V. W. Odlum)
54th Battalion
75th Battalion
87th Battalion
102nd Battalion
11th Trench Mortar Battery 		11th Infantry Brigade:
(Brig. Gen. V. W. Odlum)
54th Battalion
75th Battalion
87th Battalion
102nd Battalion
11th Trench Mortar Battery 		11th Infantry Brigade:
(Brig. Gen. V. W. Odlum)
54th Battalion
75th Battalion
87th Battalion
102nd Battalion
11th Trench Mortar Battery
12th Infantry Brigade:
(Br. Gen. J. H. MacBrien)
38th Battalion
72nd Battalion
78th Battalion
85th Battalion
12th Trench Mortar Battery
12th Machine Gun Coy
(united 3rd M.G. B. March)		 12th Infantry Brigade:
(Br. Gen. J. H. MacBrien)
38th Battalion
72nd Battalion
78th Battalion
85th Battalion
12th Trench Mortar Battery		 12th Infantry Brigade:
(Br. Gen. J. H. MacBrien)
38th Battalion
72nd Battalion
78th Battalion
85th Battalion
12th Trench Mortar Battery		 12th Infantry Brigade:
(Br. Gen. J. H. MacBrien)
38th Battalion
72nd Battalion
78th Battalion
85th Battalion
12th Trench Mortar Battery
Machine Gun:
16th Machine Gun Coy
(united 4th M.G. B. March)
4th Battalion Canadian Machine Gun Corps		 Machine Gun:
4th Battalion Canadian Machine Gun Corps		 Machine Gun:
4th Battalion Canadian Machine Gun Corps		 Machine Gun:
4th Battalion Canadian Machine Gun Corps
Divisional Train:
4th Division		 Divisional Train:
4th Division		 Divisional Train:
4th Division		 Divisional Train:
4th Division
Field Ambulance:
No. 11 Field Ambulance
No. 12 Field Ambulance
No. 13 Field Ambulance		 Field Ambulance:
No. 11 Field Ambulance
No. 12 Field Ambulance
No. 13 Field Ambulance		 Field Ambulance:
No. 11 Field Ambulance
No. 12 Field Ambulance
No. 13 Field Ambulance		 Field Ambulance:
No. 11 Field Ambulance
No. 12 Field Ambulance
No. 13 Field Ambulance
Employment Company:
4th Division		 Employment Company:
4th Division		 Employment Company:
4th Division		 Employment Company:
4th Division
Pioneer Battalion:
124th Pioneers		 Pioneer Battalion:
 (reorganized to 4th Canadian Engineering Brigade, June 1918)		 Pioneer Battalion:
none		 Pioneer Battalion:
none
Veterinary Section:
4th Mobile Veterinary		 Veterinary Section:
4th Mobile Veterinary		 Veterinary Section:
4th Mobile Veterinary		 Veterinary Section:
4th Mobile Veterinary

Fifth Division (broken up in February 1918)

1st Quarter 2nd Quarter 3rd Quarter 4th Quarter
Divisional Headquarters:
(Maj. Gen. G. B. Hughes)		 Divisional Headquarters:
(Maj. Gen. G. B. Hughes)		 Divisional Headquarters:
(Maj. Gen. G. B. Hughes)		 Divisional Headquarters:
(Maj. Gen. G. B. Hughes)
Divisional Artillery:
 (joined Corps Troops Aug 1917) 		Divisional Artillery: Divisional Artillery: Divisional Artillery:
Ammunition Column:
(joined Corps Troops Aug 1917 and served in Frnace)		 Ammunition Column: Ammunition Column: Ammunition Column:
Divisional Engineers:
 (joined Corps Troops September 1917 in Frnace and absorbed into Engineer Brigades in June 1918)		 Divisional Engineers: Divisional Engineers: Divisional Engineers:
Signal Company:
(joined Corps Troops Aug 1917)		 Signal Company: Signal Company: Signal Company:
13th Infantry Brigade:
(Brig. Gen. J. F. L. Embury)
164th Battalion
134th Battalion
( to 12th Res. Feb 1918)
160th Battalion
( to 4th Res. Feb 1918)
208th Battalion
( to 2nd 3rd Res. January 1918)
17th Machine Gun Coy
(to Corp Troops March 1918 and 2nd MMGB June 1918)		 13th Infantry Brigade:
(Brig. Gen. J. F. L. Embury)
164th Battalion
(to 8th Res. April 1918)		 13th Infantry Brigade:
 13th Infantry Brigade:
14th Infantry Brigade:
(Brig. Gen. A. L. Swift)
125th Battalion
150th Battalion
(to 6th Res. February 1918)
156th Battalion
(to 6th Res. February 1918)
161st Battalion
(to 4th Res. February 1918)
18th Machine Gun Coy
(to Corp Troops March 1918 and 1st MMGB June 1918)		 14th Infantry Brigade:
(Brig. Gen. A. L. Swift)
125th Battalion
(to 8th Res. April 1918)		 14th Infantry Brigade: 14th Infantry Brigade:
15th Infantry Brigade:
(Lt. Col. E. C. Ashton)
104th Battalion
(to 13th Res. February 1918)
119th Battalion
185th Battalion
(to 17th Res. February 1918)
198th Battalion
(to 3rd Res. March 1918)
19th Machine Gun Coy
(to Corp Troops March 1918 and 2nd MMGB June 1918)		 15th Infantry Brigade:
(Lt. Col. E. C. Ashton)
119th Battalion
(to 8th Res. April 1918)		 15th Infantry Brigade:
 15th Infantry Brigade:
Other Infantry:
236th Battalion
(disbanded March 1918)		 Other Infantry:
 Other Infantry:
 Other Infantry:
Divisional Train: Divisional Train: Divisional Train: Divisional Train:

Siberia and North Russia (served October 1918 to June 1919)

1st Quarter 2nd Quarter 3rd Quarter 4th Quarter
- - - Divisional Headquarters:
- - - Divisional Artillery:
 (October 1918 to June 1919)
 16th Brigade C.F.A.
  67th Field Battery
  68th Field Battery
- - - Ammunition Column:
- - - Divisional Engineers:
- - - Signal Company:
- - - 16th Infantry Brigade:
(Brig. Gen.    )