149th
(Northumberland) Brigade
1/4th
Bn, the Northumberland Fusiliers (joined
August 1914, left July 1918)
1/5th
Bn, the Northumberland Fusiliers (joined
August 1914, left July 1918)
1/6th
Bn, the Northumberland Fusiliers (joined
August 1914, left July 1918)
1/7th
Bn, the Northumberland Fusiliers (joined
August 1914, left February 1918)
3rd
Bn, the Royal Fusiliers (joined July 1918)
1/5th
(Cumberland) Bn, the Border (joined May
1915, left December 1915)
13th
(Scottish Horse Yeomanry)
Bn, the Black Watch (joined July 1918)
149th
Brigade Machine Gun Company (formed 6 February 1916, moved into 50
MG Bn 1 March 1918)
149th
Trench Mortar Battery (formed by 18 June 1916)
150th
(York and Durham) Brigade
1/4th
Bn, the Northumberland Fusiliers (joined
July 1918)
1/4th
Bn, the East Yorkshires(joined August
1914, left August 1918)
1/4th
Bn, the Yorkshire (joined August 1914, left
July 1918)
1/5th
Bn, the Yorkshire (joined August 1914, left
July 1918)
7th
(Service) Bn, the Wiltshires (joined July
1918)
1/5th
Bn, the Durham Light Infantry(joined August
1914, left February 1918)
2nd
Bn, the Royal Munster Fusiliers (joined July
1918)
150th
Brigade Machine Gun Company (formed 1 February 1916, moved into 50
MG Bn 1 March 1918)
150th
Trench Mortar Battery (formed by 18 June 1916)
151st
(Durham Light Infantry) Brigade
6th
(Service) Bn, the Royal Inniskilling Fusiliers (joined
July 1918)
1/5th
(Cumberland) Bn, the Border (joined December
1915, left February 1918)
1/5th
Bn, the Loyal North Lancs (joined June 1915,
left December 1915)
1st
Bn, the KOYLI (joined July 1918)
4th
Bn, the King's Royal Rifle Corps (joined July
1918)
1/5th
Bn, the Durham Light Infantry (joined February
1918, left as cadre July 1918)
1/6th
Bn, the Durham Light Infantry (joined August
1914, left as a cadre February 1918)
1/7th
Bn, the Durham Light Infantry (joined August
1914, left November 1915)
1/8th
Bn, the Durham Light Infantry (joined August
1914, left as a cadre February 1918)
1/9th
Bn, the Durham Light Infantry (joined August
1914, left February 1918)
151st
Brigade Machine Gun Company (formed 6 February 1916, moved into 50
MG Bn 1 March 1918)
150th
Trench Mortar Battery (formed by 18 June 1916)
Divisional
Troops
5th
(Service) Bn, the Royal Irish (joined July
1918)
8th
(Service) Bn, the Border (joined June 1918,
disbanded July 1918)
4th
(Extra Reserve) Bn, the South Staffordshire (joined
June 1918, left as a cadre July 1918)
9th
(Service) Bn, the Loyal North Lancs (joined
June 1918, disbanded August 1918)
1/7th
Bn, the Durham Light Infantry (joined as Pioneers
November 1915, left June 1918)
199th
Machine Gun Company (joined 19 December 1916, left 29 October 1917)
245th
Machine Gun Company (joined 30 July 1917, joined Divisional MG Battalion
1 March 1918)
No
50 Machine Gun Battalion (created 1 March 1918)
Divisional
Mounted Troops
RHQ
and A Squadron, the Yorkshire
Hussars (left 10 May 1916)
1st
Northumbrian Divisional Cyclist Company (left 20 May 1916)
Divisional
Artillery
From
1 August 1918, the Divisional Artillery served variously under the
command of 18th, 58th, 47th, 3 Australian and 11th Divisions, until
the 50th Division was once again ready for action.
CCL
(I Northumbrian) Brigade, RFA
CCLI
(II Northumbrian) Brigade, RFA
CCLII
(III Northumbrian) Brigade, RFA (broken up by 20 January 1917)
CCLIII
(IV Northumbrian) (H) Brigade, RFA (broken up 16 November 1916)
Northumbrian
(North Riding) Heavy Battery, RGA (a Battery of 4 4.7-inch guns which
left the Division to join XIII Brigade, HA on 6 May 1915
50th
(Northumbrian) Divisional Ammunition Column
V.50
Heavy Trench Mortar Battery RFA (joined July 1916; transferred to
V/VIII Corps on 11 February 1918)
X.50,
Y.50 and Z.50 Medium Mortar Batteries RFA (formed by 5 March 1916
from former 31,29 and 23 TMB's; by 1 March 1918, Z broken up and
batteries reorganised to have 6 x 6-inch weapons each)
Engineer
Units, RE
7th
Field Company (joined June 1915)
446th
Field Company (joined Aug 14, left Dec 14, rejoined Jun 15, renamed
from 1st (Northumbrian) Field Coy)
447th
Field Company (Joined Aug 14, renamed from 2nd (Northumbrian) Field
Coy)
50th
Divisional Signal Company (renamed from 1st Northumbrian Divisional
Signal Company)

Field
Ambulances, RAMC
1st
(Northumbrian) Field Ambulance (joined August 1914)
2nd
(Northumbrian) Field Ambulance (joined August 1914, left December
1914)
3rd
(Northumbrian) Field Ambulance (joined August 1914)
2/2nd
(Northumbrian) Field Ambulance (joined April 1915)
50th
Divisional Train ASC (redesignated from the 1st Northumbrian Divisional
Train - itself made from the Divisional Transport and Supply Column.
Composed of 467, 468, 469 and 470 Companies ASC)
244th
Divisional Employment Company (joined by 9 June 1917, adopting its
number in July)
1st
Northumbrian Mobile Veterinary Section
50th
Sanitary Section ( left for Fourth Army area on 3 April 1917)
50th
Divisional Ambulance Workshop ( joined 1914, left 3 April 1916, absorbed
by Divisional Supply Column)