7th
Brigade
18
October 1915 : Brigade moved to 25th Division
3rd
Bn, the Worcesters (joined August
1914, left October 1915 )
2nd
Bn, the South Lancashire (joined
August 1914, left October 1915 )
1/4th
Bn, the South Lancashire (joined
February 1915, left October 1915 )
1st
Bn, the Wiltshires (joined August 1914,
left October 1915 )
2nd
Bn, the Royal Irish Rifles (joined
August 1914, left October 1915)
1/1st
Bn, the Honourable Artillery Company (joined
December 1914, left October 1915)
8th
Brigade
2nd
Bn, the Royal Scots
13th
(Service) Bn, the King's (Liverpool)
(joined October 1915, left April 1916)
1st
Bn, the Devons (between 14 and 30 September
1914)
2nd
Bn, the Suffolks (joined October
1914, left October 1915)
8th
(Service) Bn, the East Yorkshires(joined
November 1915, left February 1918)
2nd
Bn, the Royal Irish (joined August 1914,
left March 1915)
1st
Bn, the Royal Scots Fusiliers (joined
April 1916)
7th
(Service) Bn, the KSLI (joined October
1915)
4th
Bn, the Middlesex (joined August 1914,
left November 1915)
1st
Bn, the Gordon Highlanders (joined
August 1914, left October 1915)
1/4th
Bn, the Gordon Highlanders (joined
February 1915, left October 1915)
1/1st
Bn, the Honourable Artillery Company (joined
November 1914, left December 1914)
1/5th
(City of London) Bn, the London Regiment
(joined October 1915, left February 1916)
8th
Brigade Machine Gun Company (formed on 22 January 1916, moved
into 3 MG Bn 6 March 1918)
8th
Trench Mortar Battery (joined by 18 April 1916)
9th
Brigade
Brigade
transferred temporarily to 28th Division
between 17 February 1915 and 2 April 1915. It was replaced by
the 85th Brigade from that Division.
1st
Bn, the Northumberland Fusiliers
4th
Bn, the Royal Fusiliers
1/10th
(Scottish) Bn, the King's (Liverpool)
(joined November 1914, left January 1916)
13th
(Service) Bn, the King's (Liverpool)
(joined April 1916)
1st
Bn, the Lincolns (joined August 1914,
left November 1915)
12th
(Service) Bn, the West Yorkshires
(joined November 1915, left February 1918)
1st
Bn, the Royal Scots Fusiliers (joined
August 1914, left April 1916)
9th
Brigade Machine Gun Company (formed on 8 February 1916, moved
into 3 MG Bn 6 March 1918)
9th
Trench Mortar Battery (joined by 1 May 1916)
76th
Brigade
15
October 1915 : Brigade moved from 25th Division
8th
(Service) Bn , the King's Own (joined
October 1915)
13th
(Service) Bn, the King's (Liverpool)
(joined October 1915)
2nd
Bn, the Suffolks (joined October
1915)
10th
(Service) Bn, the Royal Welsh Fusiliers
(joined October 1915, disbanded February 1918)
7th
(Service) Bn, the KSLI (joined and left
October 1915)
1st
Bn, the Gordon Highlanders (joined
October 1915)
1/4th
Bn, the Gordon Highlanders (joined
October 1915, left February 1916)
76th
Brigade Machine Gun Company (formed on 13 April 1916, moved
into 3 MG Bn 6 March 1918)
76th
Trench Mortar Battery (joined on 1 April 1916 as 43rd TMB and
immediately redesignated)
Divisional
Troops
1/4th
Bn, the South Lancashire (joined
as Pioneers October 1915, left January 1916)
20th
(Service) Bn (British Empire League Pioneers), the King's
Royal Rifle Corps (joined May 1916)
233rd
Machine Gun Company (formed on 18 July 1917, joined Divisional
MG Battalion 6 March 1918)
No
3 Machine Gun Battalion (created 6 March 1918)
Divisional
Mounted Troops
A
Squadron, 15th (King's) Hussars
(joined August 1914, left April 1915)
C
Squadron, the North Irish
Horse (joined April 1915, left June 1916)
B
Squadron, the Glasgow Yeomanry (between 10 May 1916 and 1 June
1916)
Divisional
Artillery
XXX
(Howitzer) Brigade, RFA (joined August 1914, left May 1916)
XXIII
Brigade, RFA (joined August 1914, left January 1917))
XL
Brigade, RFA (joined August 1914)
XLII
Brigade, RFA (joined August 1914)
48
Heavy Battery, RFA (joined August 1914, left April 1915)
No
5 Pom-Pom Section (Anti-Aircraft), RFA (attached between 20
August 1914 and December 1914)
5th
Mountain Battery, RFA (attached between 14 December 1914 and
3 March 1915)
3rd
Divisional Ammunition Column
V.3
Heavy Trench Mortar Battery RFA (joined by July 1916, moved
to VI Corps on 6 March 1918)
X.3,
Y.3 and Z.3 Medium Mortar Batteries RFA (joined in February
1916; by 24 February 1918, Z broken up and batteries reorganised
to have 6 x 6-inch weapons each)
Engineer
Units
56th
Field Company (joined Aug 1914)
57th
Field Company (joined Aug 1914, left Apr 1915)
1st
(Cheshire) Field Company (joined Dec 1914, renamed 438th Field
Coy)
1st
(South Midland) Field Coy (joined and left Mar 1915)
1st
(East Riding) Field Company (joined Sep 1915, renamed 529th
Field Coy)
3rd
Divisional Signals Company (joined Aug 1914)
Field
Ambulances
7th
(joined Aug 1914)
8th
(joined Aug 1914)
9th
(joined Aug 1914, left 28 Aug 1915)
142nd
(joined Aug 1915)
Other
Divisional Troops
3rd
Divisional Train ASC (15, 21, 22, 29 Companies)
206th
Divisional Employment Company (Joined on 31 May 1917, as 8th
Divisional Employment Company; redesignated in June 1917)
11th
Mobile Veterinary Section
5th
Sanitary Section ( joined as 4A on 9 January 1915, redesignated
in April 1916, transferred to Arras Area 3 April 1917)
3rd
Divisional Motor Ambulance Workshop ( joined by 18 April 1915,
absorbed by Divisional Train on 9 April 1916)