68th
Brigade
10th
(Service) Bn, the Northumberland
Fusiliers
(joined September 1914)
11th
(Service) Bn, the Northumberland
Fusiliers
(joined September 1914)
12th
(Service) Bn, the Durham Light Infantry
(joined September 1914)
13th
(Service) Bn, the Durham Light Infantry (joined
September 1914, left 14 September 1918)
68th
Machine Gun Company MGC (joined 4 March 1916;
moved into Divisional MG Battalion 1 April 1918)
68th
Trench Mortar Battery (formed by 13 June 1916)
69th
Brigade
11th
(Service) Bn, the West Yorkshires (joined
September 1914)
8th
(Service) Bn, the Yorkshire (joined
September 1914)
9th
(Service) Bn, the Yorkshire (joined
September 1914, 13 left September 1918)
10th
(Service) Bn, the Duke of Wellington's
(joined September 1914)
69th
Machine Gun Company MGC (joined 4 March 1916; moved into
Divisional MG Battalion 1 April 1918)
69th
Trench Mortar Battery (formed by 23 June 1916)
70th
Brigade
18
October 1915 : Brigade transferred to 8th
Division, returning 17 July 1916.
11th
(Service) Bn, the Sherwood Foresters
(joined October 1914, left 13 September 1918)
8th
(Service) Bn, the KOYLI (joined October
1914)
8th
(Service) Bn, the York and Lancaster
(joined October 1914)
9th
(Service) Bn, the York and Lancaster
(joined October 1914)
1/8th
Bn, the Middlesex (joined October
1915, left February 1916)
70th
Machine Gun Company MGC (joined with Brigade in July 1916;
moved into Divisional MG Battalion 1 April 1918)
70th
Trench Mortar Battery (formed by 18 June 1916)
24th
Brigade
18
October 1915 : Brigade transferred from 8th
Division, returning 15 July 1916.
1st
Bn, the Worcesters
2nd
Bn, the East Lancashire
1st
Bn, the Sherwood Foresters
2nd
Bn, the Northamptonshire
24th
Machine Gun Company MGC (formed by 17 February 1916;
left with Brigade in July 1916)
24th
Trench Mortar Battery (formed by 13 June 1916;
left with Brigade in July 1916)
Mounted
Troops
RHQ,
MG Section and C Squadron, the Duke
of Lancaster's Own Yeomanry (joined 27 June 1915, left
for 1st Cavalry Division 20
April 1916)
23rd
Divisional Cyclist Company (formed in January 1915, left
for 1st Cavalry Division 20 April 1916)
Divisional
Artillery
CII
Brigade, RFA (joined November 1914)
CIII
Brigade, RFA (joined November 1914)
CIV
Brigade, RFA (joined November 1914, left 18 January 1917)
CV
Brigade, RFA (joined November 1914, broken up by 3 September
1916)
23rd
Heavy Battery RGA (raised in August 1914 for the
Division but left and moved independently to France on 15
September 1915, joining No. 1 Group in I Corps. In November
1915, moved to XXII HA Brigade)
V.23
Heavy Trench Mortar Battery RFA (formed in the Division in
March 1916, disbanded in late October 1917)
X.23
Medium Mortar Battery RFA (raised as 12th TM batt in 1915,
joined Division in january 1916 and redesignated as X Battery
in March 1916)
Y.23
Medium Mortar Battery RFA (raised as 21st TM batt in 1915,
joined Division in january 1916 and redesignated as X Battery
on 15 March 1916)
Z.23
Medium Mortar Battery RFA (formed in the Division in March
1916. Broken up in March 1918, and
X and Y Batteries
reorganised
to have 6 x 6-inch weapons each)
23rd
Divisional Ammunition Column
Engineer
Units
89th Field
Company (joined Sep 1914, left for 14th
Division 22 January
1915)
90th
Field Company (joined Sep 1914, left for 9th
Division in
January 1915)
101st
Field Company (joined from 32nd Division 1 February 1915)
102nd
Field Company (joined from 32nd Division 1
February 1915)
128th
Field Company (joined by 9 April 1915)
2
Sections of 180 Tunnelling Company RE (attached in October
1915)
23rd
Divisional Signal Company
Field
Ambulances
69th
(joined Sep 14)
70th
(joined Sep 14)
71st
(joined Sep 14)
23rd
Divisional Motor Ambulance Workshop (joined Sep 14)
Divisional
Troops
8th
(Service) Bn, the Leicesters (joined
3 October 1914, left 8 April 1915)
9th
(Service) Bn, the Leicesters (joined
3 October 1914, left 8 April 1915)
9th
(Service) Bn (Pioneers), the South
Staffordshire (joined 3 October 1914, converted to pioneer
battalion in April 1915)
194th
Machine Gun Company (joined 16 December 1916, near Vlamertinghe;
moved into Divisional MG Battalion 1 April 1918)
23rd
Machine Gun Battalion (formed 1 April 1918)
23rd
Divisional Train ASC (190, 191, 192
and 193 Coys formed 16 January 1915)
35th
Mobile Veterinary Section (joined 20 June 1915)
40th Sanitary
Section (joined 20 August 1915, left 10 April 1917 for X
Corps)
223rd
Divisional Employment Company (formed by 30 June 1917)
Divisional
Command
Major-General
J. Babington (18 September 1914)
Major-General
H. Thuillier (21 October 1918)
Brig-Gens.
J. Byron and H. Gordon took command in an acting capacity
for brief periods in October 1918.