IV FROM THE SOMME TO MESSINES: JULY 1916 TO JUNE 1917 64 In Line before Messines--Warfare Underground--Trench Mortar Battles--The Policy of Raids--Lieutenant Godson's Ambush--A Series of Raids--La Plus Douve Farm--A Growth of Activity--Shelling of Ulster Camp. V MESSINES: JUNE 1917 82 Preparation for the Offensive--Plans for the Attack--Second Army Methods--Medical Arrangements--Waiting for Zero--First Objective reached--Wytschaete captured--Artillery moves Forward--Pack Transport--Death of Captain Gallagher--German Commander's Problem--Von Richthofen. VI THE BATTLE OF LANGEMARCK: AUGUST 1917 107 Plans of the Allies--107th Brigade enters Line--Wieltje Dug-outs--Barrage Plans--Failure of 108th Brigade--The Division's Losses--Causes of Failure--General Nugent's Suggestions. VII YPRES TO CAMBRAI: SEPTEMBER TO NOVEMBER 1917 125 The Hindenburg Line--Fighting at Yorkshire Bank--Raiding Activity--The Livens Projector--Life amidst Desolation--British Organization--Problem of Man-power--Work in the Mist. VIII CAMBRAI AND AFTER (I): NOVEMBER 20TH TO 22ND, 1917 143 Plans for Cambrai--Task of 109th Brigade--Tanks move up--Capture of Spoil Heap--Defence of Flesquières--Results of November 20th--Gains of November 21st--Mœuvres: November 22nd--A New Phase. IX CAMBRAI AND AFTER (II): NOVEMBER 23RD TO DECEMBER 31ST, 1917 162 Plans for Nov. 23rd--The Grapple at Bourlon--Relief of 36th Division--The German Counter-offensive--British Withdrawal--Defence of 9th Inniskillings--Attack of 11th Inniskillings--Relief in a Blizzard--Summary of the Battle. X THE GERMAN OFFENSIVE ON THE SOMME (I): JANUARY TO MARCH 22ND, 1918 181 The New Line--Reorganization of Division--System of Defence--Dispositions--The Weeks of Waiting--Morning of March 21st--The German Assault launched--Defence of Le Pontchu--Break-through to the South--Defence of Racecourse Redoubt--Heroic Action of Lieutenant Knox--The Second Withdrawal--Open Warfare begins. XI THE GERMAN OFFENSIVE ON THE SOMME (II): MARCH 23RD TO 30TH, 1918 208 Sights in Ham--Both Flanks turned--Dawn of March 24th--2nd Rifles at Cugny--Relief of 36th Division--Horrors of the Retreat--A Gap between the Allies--Colonel Place captured--Counter-attack at Erches--What the Division achieved--Action of the Artillery--Defence of XVIII. Corps.