Distribution of Mesopotamia Expeditionary Corps 27 May 1917

TIGRIS FRONT (General HQ in )

Cavarly Division: (left bank of Tigris, close to north Baghdad) 6th Cavalry Brigade: 14th Hussars 21st Cavalry (temporarily attached to I Corps) 22nd Cavalry 6th Machine Gun Squadron 6th Cavalry Brigade Signal Troop 6th Cavalry Brigade Supply & Transport Company 7th Cavalry Brigade: 13th Hussars 13th Lancers 14th Lancers (temporarily attached to III Corps) 16th Machine Gun Squadron 7th Cavalry Brigade Signal Troop 7th Cavalry Brigade Supply & Transport Company Division Troops: "S" Battery RHA (6 guns) "V" Battery, RHA (6 guns) Cavalry Divisional Ammunition Column Field Troop, 2nd Sappers & Miners Field Troop, RE 1st Wireless Signal Squadron (1 pack station) Cavalry Division Supply Column No. 119 Combined Cavalry Field Ambulance No. 131 Indian Combined Cavalry Field Ambulance No. 30 Sanitary Section No. 4 Mobile Veterinary Section No. 5 Mobile Veterinary Section

1st Indian Army Corps: 3rd () Division: (Tigris right bank, south of Baghdad) 7th Infantry Brigade: 1/Connaught Rangers 27th Punjabis 91st Punjabis 2/7th Gurkhas No. 131 Machine Gun Company 7th Brigade Supply & Transport Company 8th Infantry Brigade: 1/Manchester Regiment 47th 59th Rifles 2/124th Baluchistan Infantry No. 132nd Machine Gun Company 8th Brigade Supply & Transport Company 9th Infantry Brigade: 2nd Dorsetshire Regiment 105th Mahrattas

1 1/1st Gurkhas No. 133 Machine Gun Company 9th Brigade Supply & Transport Company Artillery: Headquarters Divisional Artillery 4th Brigade, RFA 7th Battery (6 guns) 14th Battery (6 guns) 66th Battery (6 guns) 215th Brigade, RFA: "A" Battery (4 guns) "B" Battery (4 guns) Attached 524th (Howitzer) Battery (4 howitzers) B/69th (Howitzer) Battery (4 howitzers) 3 small arm ammunition sections Engineers: HQ Divisional Engineers 34th Sikh Pioneers 18th Field Company, Sappers & Miners 20th Field Company, Sappers & Miners 21st Field Company, Sappers & Miners Divisional Troops: 3rd Divisional Signals Company 3rd Divisional Troops Supply and Trnapsort Company 3rd Division Supply Column No. 3 Mobile Veterinary Section 110th Indian Field Ambulance 111th Indian Field Ambulance 112th Indian Field Ambulance 113th Indian Field Ambulance No. 11 Sanitary Section 7th (Merrut) Division: 19th Brigade: 1/Seaforth Highlanders 28th Punjabis 125th Rifles No. 134 Machine Gun Company 19th Brigade Supply & Transport Company 21st Brigade: 2nd Black Watch Guides Infantry 20th Punjabis 1/8th Gurkhas No. 135 Machine Gun Company 21st Brigade Supply & Transport Company 28th Brigade: 2/Leicestershire 51st Sikhs 53rd Sikhs 56th Rifles No. 136 Machine Gun Company 28th Brigade Supply & Transport Company

2 Artillery: HQ Divisional Artillery 9th Brigade,RFA 19th Battery (6 guns) 20th Battery (6 guns) 28th Battery (6 guns) 56th Brigade, RFA: "A" Battery (4 guns) "B" Battery (4 guns) "C" Battery (4 guns) "D" Battery (4 guns) D/69th Howitzer Battery (4 guns) 3 small arms ammunition sections Engineers: HQ Divisional Engineers 1st Field Company, Sappers & Miners 3rd Field Company, Sappers & Miners 4th Field Company, Sappers & Miners 121st Pioneers Divisional Troops: 7th Divisional Signal Company 7th Divisional Troops Supply and Transport Company 7th Division Supply Column 127th Indian Field Ambulance 128th Indian Field Ambulance 129th Indian Field Ambulance 130th Indian Field Ambulance No. 12 Sanitary Section No. 2 Mobile Veterinary Section Corps Troops: 32nd Lancers (less 2 sqns) 2/86th Battery, RGA (4 60pdr guns) 157th Battery, RGA (4 60pdr guns) No. 789 Mechanical Transort Company ASC, (Caterpiller tractors) 159th Siege Battery, RGA (4 6" guns) No. 788 MT Company, ASC (caterpiller tractors) No. 133 Trench Mortar Battery (4 2" mortars) No. 134 Trench Mortar Battery (4 2" mortars) No. 135 Trench Mortar Battery (4 2" mortars) No. 59 Anti-Aircraft Section No. 93 Anti-Aircraft Section No. 208 Anti-Aircraft Section I Corps Signal Company No. 1 Printing Section No. 1 Litho Section Search Light Company (1/2 section) 1st Wireless Squadron (3 troops) 1st Wireless Squadron (1 wagon station) No. 3combined Field Ambulance (convalescent depot)

3 III Indian Army Corps: 13th Division: 38th Brigade: 6th King's Own Royal Regiment 6th East Lancashire 6th (Prince of Wales volunteers) South Lancashire 6th Loyal Regiment (N. Lancashire) No. 38 Machine Gun Company 38th Brigade Supply & Transport Company 39th Brigade: 9th Royal Warwickshire 7th Gloucestershire 9th Worcestershire 7th North Staffordshire No. 39 Machine Gun Company 39th Brigade Supply & Transport Company 40th Brigade: 8th Cheshire 8th Royal Welch Fusiliers 4th South Wales Borderers 5th Wiltshire No. 40 Machine Gun Company 40th Brigade Supply & Transport Company Mounted Troops: "D" Sqn, 1/1st Hertfordshire Yeomanry (temporarily with III Corps) 13th Divisional Cyclist Company 55th Brigade, RFA: A/55th Battery (4 guns) B/55th Battery (4 guns) C/55th Battery (4 guns) D/55th Battery (4 guns) 66th Brigade, RFA: A/66th Battery (4 guns) B/66th Battery (4 guns) C/66th Battery (4 guns) D/66th Battery (4 guns) 13th Divisional Ammunition Column Other Artillery: A/69th Battery (4 guns) 72nd Battery, RGA (4 guns) 3 small arms ammunition sections Engineers: 71st Field Company, RE 72nd Field Company, RE 88th Field Company, RE 8th Welch Regiment (Pioneers) Divisional Troops: 13th Divisional Signal Company 13th Divisional Supply and Transport Company 10th Field Bakery 31st Field Butchery 13th Division Supply Column 39th British Field Ambulance 40th British Field Ambulance

4 41st British Field Ambulance No. 28 Sanitary Section No. 24 Veterinary Section 14th (Indian) Division: 35th Infantry Brigade: 1/5th Buffs (East Kent Regiment) 37th Dogras 102nd Grenadiers 2/4th Gurkhas No. 185 Machine Gun Company 35th Brigade Supply & Transport Company 36th Infantry Brigade: 1/4th Hampshire Regiment 26th Punjabis 62nd Punjabis 82nd Punjabis No. 186 Machine Gun Company 36th Brigade Supply & Transport Company 37th Infantry Brigade: 2/Norfolk Regiment 37th Punjabis 1/2nd Gurkhas 2/9th Gurkhas No. 187 Machine Gun Company 37th Brigade Supply & Transport Company Engineers: Headquarters, Divisional Engineers 128th Pioneers (temporarily with 3rd Division) 12th Field Company, Sappers & Miners 13th Field Company, Sappers & Miners 15th Field Company, Sappers & Miners Artillery: HQ, Divisional Artillery 13th Brigade, RFA: 2nd Battery, RFA (6 guns) 8th Battery, RFA (6 guns) 44th Battery, RFA (6 guns) C/69th Howitzer Battery (4 guns) Divisional Troops: 14th Divisional Signal Company 14th Divisional Troop Supply & Transport Company 14th Division Supply Column No. 20 Combined Field Ambulance No. 21 Combined Field Ambulance No. 22 Combined Field Ambulance No. 135 Combined Field Ambulance No. 13 Sanitary Section No. 1 Mobile Veterinary Section Corps Troops: 32nd Lancers (2 sqns) No. 134 (Howitzer) Brigade, RFA 60th Battery (6 guns) 61st Battery (6 guns) 2/104th Heavy Battery, RGA (4 60pdr guns) 157th Heavy Battery, RGA (4 guns)

5 No. 789 MT Company, ASC (caterpiller tractors) No. 136th Trench Mortar Battery (at Kut) No. 137th Trench Mortar Battery (at Kut) No. 138th Trench Mortar Battery (at Kut) No. 80 Anti-Aircraft Section No. 92 Anti-Aircraft Section III Corps Signals Company No. 2 Printing Section No. 2 Litho Section Searchlight Company (1/2) 1st Wireless Squadron (2 pack station) No. 20 British Field Ambulance No. 1 Indian Field Ambulance (3 sections) Army Troops (in Baghdad area, except as noted) No. 14 Kite Balloon Section, RNAS No. 30 Squadron, Royal Flying Corps Independent Divisional Ammunition Column No. 1 Bridging Train No. 2 (Mobile) Bridging Train Malerkotla Sappers & Miners Company Tehri-Gahrwal Sappers & Miners Company Search Light Company (1 section) Army Signals Company HQ, 1st ANZAC Wireless Signal Squadron "A", "B", "C", "D", "E", "F", "H", "I", & "J" Stokes Mortar Batteries No. 13 Light Armored Motor Battery (at Samarra) No. 14 Light Armored Motor Battery 32nd Sikh Pioneers (enroute from Basra) 64th Pioneers Army Troops Supply & Tranpsort Company 4th, 5th & 6th Corps No. 33 Motor Ambulance Convoy (with transport of No. 773 MT Company, ASC) No. 783 MT Company, ASC (Ford Vans) No. 784 MT Company, ASC (Ford Vans)

15th Division: (Assembling on the Tigris front) HQ, 15th Division (Qarada camp, on left bank of Tigris, about 3 miles south of Baghdad) 42nd Infantry Brigade: (Qarada Camp) 1/4th Dorsetshire Regiment 1/5th Gurkhas 2/5th Gurkhas 2/6th Gurkhas No. 130 Machine Gun Company 42nd Brigade Supply and Transport Company Divisonal Troops in Qarada Camp: 12th Cavalry (1 section) HQ, Divisional Artillery "A" Battery, 222nd Brigade, RFA (4 guns)

6 HQ Divisional Engineers No. 8 Litho Section 15th Divisional Dignal Company (-2 sections) 15th Divisional Troops Supply & Transport Company No. 23 Combined Field Ambulances (1/2 present) No. 105 Combined Field Ambulances (1/2 present) No. 16 Sanitary Section No. 6 Mobile Veterinary Section 34th Infantry Brigade: (at Amara, enroute to Tigris front) Brigade HQ 31st Punjabis 112th Infantry 114th Mahrattas No. 129 Machine Gun Company 34th Brigade Supply and Transport Company Divisional Troops at Amara, enroute to Tigris Front 12th Cavarly (-3 sqns) "C" Battery, 222 Brigade, RFA (4 guns) Divisional Ammunition Column 3 small arms ammunition columns 2/39th Gahrwalis 15th Divisional Signal Company (1 section) 15th Divisional Trops Supply & Transport Company No. 23 Combined Field Ambulances (1/2 present) No. 105 Combined Field Ambulances (1/2 present) 448th Field Company, RE 450th Field Company, RE 451st Field Company, RE 48th Pioneers 12th Infantry Brigade: (in Basara, enroute to Tigris Front) 1/5th Queen's Royal Regiment (West Surrey) 43rd Erinpura Regiment No. 128 Machine Gun Company 12th Brigade Supply and Transport Company In Nasiriya, with orders to Tigris Front: 2nd Queen's Own Royal West Kent Regiment (34th Brig) Det/15th Divisoinal Troops Supply & Transport Company 15th Division Supply Column No. 108 Combined Field Amblance No. 27 Casualty Clearing Station

Euphrates Front (Nasiriya) HQ, Euphrates Front 12th Cavalry (2 sqns) 26th Mountain Battery (6 guns) Volunteery Battery (6-15pdrs & 1 5" gun) 9th Company, Sappers & Miners "B" Troop, 2nd Wireless Signal Squadron 1/4th Somerset Light Infantry 6th Jats 1/10th Gurkhas 64th Punjabis No. 24 Combined Field Ambulance

7 No. Sanitary Section "S" Company, Supply & Transport (forming) B/222nd Battery, RFA (4 guns) 77th Howitzer Battery, RGA (4 guns) Det/15th Divisional Ammunition Column Field Searchlight Company (1 section) Det/Engineer Field Park Det/Works Comapny "M" Stokes Mortar Battery No. 2 Camel Corps Det/No. 6 Labor Corps Advanced supply Depot, Supply & Transport No. 83 Combined Stationary Hosptial No. 8 Advanced Depot of Medical Stores Det/No. 23 Motor Ambulance Convoy (3 cars) (Khamisiya) Det/Volunteer Battery (1 15pdr gun) 42nd Deoli Regiment (-1 co) (Suq Ash Shuyukh) Det/113th Infantry (Beni Saad) Det/Volunteer Battery (1-15pdr gun) 42nd Deoli Regiment (1 co) (Junction Camp) Det/Volunteer Battery (1-15pdr gun) 113th Infantry (less detachments) (Akaika) 113th Infantry (1 co)

KARUN FRONT (Ahwaz) Headquarters 23rd Cavalry (-2 sqns) 21st Mountain Battery (2 guns) Det/Anglo-Indian Batetry (2-15pdr guns) 8th Rajputs 97th Infantry (-1 co) "C" Troop, 2nd Wireless Signal Squadron (less park station) Det/No. 596 Mechanical Transport Company, ASC No. 4 Indian Field Ambulance (2 sections) No. 5 Combined Field Ambulance (modified) No. 30 Casualty Clearing Station (Shush) 23rd Cavarly Regiment (2 sqns) "C" Troop, 2nd Wireless Signal Squadron (1 pack station)z (Tembeh) 97th Infantry (1 co)

TIGRIS DEFENSES No. 1 Section (Qurna) 44th Merwara Infantry (Amara)

8 HQ, Tigris Defense HQ, No. 1 Section Tigris Defense 10th Lancers (1/2 sqn) Anglo-Indian Battery (2-15pdr guns) 1/4thDevonshire Regiment 36th Sikhs 45th Sikhs No. 2 Section, Line of Communication Signal Company No. 9 Combined Field Ambulance (modified) No. 2 Section (Mudelil) 4th Rajput (1 co) (Ali Gharbi) 4th Rajput (1 co) (Shaikh Saad) HQ , No. 2 Section Tigris Defense 10th Lancers (less 3 sqns) C/215th Battery, RAF (2 guns) 1st Highland Light Infantry 4th Rajputs (less 2 cos) 9th Bhopal Infantry "A" Troop, 2nd Wireless Signal Squadron (1 pack station) "M" Company, Pack Pony Corps Two armored cars No. 8 Combined Field Ambulance (modified) No. 3 Section (Wadi) Det/Anglo-Indian Battery (1-15pdr gun) 14th Sikhs (1 co) (Arab Village) 14th Sikhs (less 3 cos) (Kut Area) 10th Lancers (1/2 sqn) Det/Anglo-Indian Battery (1-15pdr gun) Field Searchlight Company (1/2 section) 2nd Rajputs 14th Sikhs (2 cos) (Shumran)(to be withdrawn) Det/Anglo-Indian Battery (1-15pdr gun) 119th Infantry (2 cos) (Bughaila) HQ, No. 3 Section, Tigris Defenses 10th Lances (1 sqn) C/215th Battery, RFA (2 guns) 1st Wireless Signal Squadron (1 pack station) 96th Infantry 119th Infantry (less 2 cos) "M" Company,Supply and Transport No. 6 Combined Field Ambulance (modified) No. 4 Section (Sharqi) 1/6th Gurkhas (Aziziya) HQ, No. 4 Section, Tigris Defenses

9 10th Lancers (1 sqn) 1 4" post gun 1st Wireless Signal Squadron (1 pack station) 1st Oxfordshire & Buckinghamshire Light Infantry 1/6th Gurkhas (less 3 cos) 1 Armored Car "L" Company, Supply & Transport No. 7 Combined Field Ambulance (modified) (Zor) 10th Lancers (1 section) 1/6th Gurkhas (1 co) (Lajj) 10th Lancers (3 sections) 1/6th Gurkhas (1 co) (Ctesiphon) 87th Punjabis (2 cos) (Diyala) 87th Punjabis (less 2 cos)

EUPHRATES DEFENSES (Fao) Det/Anglo-Indian Battalion Det/73rd Carnatic Infantry Det/Royal Artillery & Royal Engineers Field Searchlight Company (1 section) (Basra) HQ Euphrates Defenses No. 3 Section, Line of Communication Signal Company No. 1 Section: HQ, No. 1 Section, Euphrates Defenses 1-18pdr gun, RFA 24th Punjabis (less detachments) (Shaiba) HQ, Defenses Reserves Patiala Lancers (less 2 sqns) 21st Mountain Battery (2 guns) 1/6th Devonshire Regiment (less 2 platoons) "Q" Company, Supply and Transport (less detachments) No. 2 Section (Shaiba Station) 24th Punjabis (1 section) (Nukhaila) Det/24th Punjabis (Ratawi) HQ, No. 2 Section, Euphrates Defenses 24th Punjabis (1 co) (Ghabishiya) 24th Punjabis (1 co) No. 2 Armored Train No. 3 Section: (Luqait) HQ, No. 3 Section, Euphrates Defenses Patiala Lancers (1 sqn, less 1 troop) 99th Infnatry (less 3 cos) Det/"Q" Company, Supply & Transport

10 (Jaleeb) Patiala Lancers (1 troop) 99th Infantry (1 co) No. 4 Section: (Tel el Lam) HQ, No. 4 Section, Euphrates Defenses 1/6th Devonshire Regiment (2 platoons) Patiala Lancers (1 sqn, less 1 troop) 21st Mountain Battery (2 guns) Det/"Q" Company, Supply & Transport No. 1 Armored Train (Tel Maghiya) Patiala Lancers (1 troop) 99th Infantry (1 co, less 1 platoon) (Safar) 99th Infantry (1 platoon)

LINE OF COMMUNICATIONS (Basra) 3rd Echelon, General Headquarters Headquarters, Inspector General of Communications Headquarters Directorate of Works Headquarters Directorate Inland Water Transport Headquarters Directorate Port Administration & Conservancy Headquarters Directorate Sea Transportation Headquarters Directorate Railways Base Headquarters No. 10 Printing Section Headquarters & "D" Troop, 2nd Wireless Signal Squadron (less detachments) "E" Troop, 2nd Wireless Signal Squadron (on river boats) HQ & No. 1 Section, Line of Communications Signal Co. 73rd Carnatic Infantry 78th Carnatic Infantry 80th Carnatic Infantry 122nd Rajputana Infantry (1 co) Nos. 1, 2, & 3 British Base Depots Nos. 1, 2, & 3 Indian Base Depots Indian General Base Depot Supply Reinforcement Depot No. 1 Works Company Reclamation Section Base Park Company (less dets) Egyptian Labor Corps (less dets) Nos. 1, 5, 6 (less dets), 7, 8 (2 cos), 21, & 22 Labor Corps Chinese Porter Corps HQ & Nos. 1 & 2 Electrical & Mechanical Companies, RE (less dets) Base Transport Depot, A to G Companies Base Mechanical Transport Depot (No. 695 Mechanical Transort Company) Nos. 596, 729, & 730 Mechanical Transport Companies ASC

11 42nd Mule Corps 47th Mule Corps (less 3 troops) Nos. 1 & 2 Bullock Corps HQ Base Remount Depot 2 Remount Squadrons Base Veterinary Store Depot Veterinary Convalescent Depot No.s 6 & 18 Field Veterinary Stations Base Ordnance Depot Base Post Office Base Stationary Depot Prisoners of War CAmp Nos. 3, 33, 40, & 133 British General Hospitals Nos. 8, 9, 10, 20, 22, 24, 25, & 27 Indian General Hospitals Nos. 10,27, 29, & 99 Sanitary Sections Combined Base Depotof MedicalStores Officers Hospital, Balt Naama Isolation Hospital No. 23 Motor Ambulance Convoy (less 30 cars) Medical Reinforcement Camp (Mohammeran) British & Indian Convalescent Depots (Qurna) HQ Administrative POst Det/Base Park Company Det/No.3 Works Company Det/Egyptian Labor Corps No. 8 Labor Company (less 2 cos) "J" Company, Supply and Transport 6th Porter Corps (1 co) No. 57 Combined Stationary Hospital (Amara) HQ, Administrative Post "A" Troop, 2nd Wireless Signal Squadron (less 1 pack Station) Advanced Depot, No. 30 Squadron, Royal Flying Corps 122nd Infantry (less 2 cos) Machine Gun Corps Advanced Depot British & Indian Advanced Depots Stokes Mortar School Ordnance Advanced Depot "I" & "K" Companies, Supply & Transport No. 2 Works Company (less dets) Det/Electrical & Mechanical Company, RE Det/Base Park Company Det/Egyptian Labor Corps 6th Porter Coprs (less dets) HQ Remount Depot 2 Squadrons, Remount Depot (less 2 sections) No. 3 Advanced Depot of Medical Stores Officers' Hospital British & Indian Convalescent Depots Isolation Hospital Nos. 1,2, & 32 British General Hospitals

12 Nos. 12, 21, 23, & 42 General Hospitals No. 23 Motor Ambulance convoy (15 cars) Nos. 17 & 100 Sanitary Sections (Shaikh Saad) HQ Administrative Post Engineer Field Park 122nd Infantry (1 co0 Det/Base Park Company No. 10 Labor Corps Lorry Station,"D" Troop, 2nd Wireless Signal Squadron Nos. 2 & 7 Porter Corps No. 7 Advanced Depot ofMedicalStores No. 101 Sanitary Section Det/Madras Gardeners (Kut al AMar) Det/Nos. 5 & 10 Labor Corps Det/No. 8 Porter corps (Shumran) Post Headquarters No. 3 Bridging Train (Aziziya) Headquarters Administrative Ost Det/Egyptian Labor Corps 1st Wireless Signal Squadron (1 wagon station) Det/48th Pioneers Det/Advanced Supply Depot Det/19thCasualty Clearing Hospital Det/14th Sanitary Section (Baghdad) (Advanced Base) Headquarters, Advanced Base Anglo-Indian Battalion (1 co) Army Ammunition Park Advanced Signal Park Nos. 2,3,4, & 11 Labor Corps 1st, 2nd (3 cos), 3rd, 4th, 5th (dets), 6th (1 co) & 8th Porter Corps Advanced Supply Depot Det/No. 1 Line of Communication Supply Company, ASC Mysore Transport Company Advanced Transport Depot Headquarters Baghdad Works Directorate Expeditionary Force Catneen De/tAdvanced Remount Depot Nos. 7 & 16 Field Veterinary Sections Det/Ordnance Depot Rest Camp Nos. 15, 16 & 20 Casualty Clearing Hospitals Nos. 23 & 31 British Stationary Hospitals Nos. 61 & 70 Indian Stationary Hospitals Officers' Hospital British Convalescent Depot Infectious Hospital No. 46 Sanitary Section Officers' Convalescent Depot Convalescent Depot

13 Det/No. 23 Motor Ambulance Covnoy (9 cars) Nos. 5 & 6 Advanced Depots of Medical Stores No. 19 Casualty Clearning Station (Jadida)

OTHER UNITS ON THE LINES OF COMMUNICATIONS (Basra) 246th Siege Battery (4 guns), with: 901st Mechanical Transport Company, ASC 257th Siege Battery (4 guns), with: 902nd Mechanical Transport Company, ASC 269th Siege Battery (4 guns), with: 903rd Mechanical Transport Company, ASC 116th Mahrattas Aircraft Park, Royal Flying Corps 2nd Garrison Battalion, Essex Regiment (1 co) 97th Infantry Regimental Band (Amara) 527th Howitzer Battery, RFA (4 guns) Advanced Echelon Aircraft Park

Moberly, Brig. Gen. F.J., The Campaign in Mesopotamia, 1914-1918, 1923, London, HM Stationary Office.

Copyright GFN 1994

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