CONTENTS

Chapter I
 
Organization of the Company for Battle Formations
 
PAGE
 
Specialists—Organization of a Typical Company—Use of Specialists—In the Defensive—In the Offensive—Formations—Initial Formation—Close Order and March Formation—Approach March—Skirmisher Line—Assaulting Formations—Composition of Lines—Drill Regulations 1
 
 
Chapter II
 
Development of a Position from an Open Warfare Battle
 
General Use of Fortifications—Change from Battle Lines to Trenches of a Position—Division of a Position—Different Lines of a Sector—Principles of Organization—Flanking Fire—Field of Fire—Location of Trenches—Compartments—Concealment—Elements of Organization—Plan—Outline of First Line—Cover Trench—Advance Posts—Loopholes—Traverses—Transversals—Support Trenches and Redoubts—Boyaux and Communication Ditches—Accessory Defenses—Command Posts 34
 
 
Chapter III
 
Sector and Trench Duties
 
Plan of Defense—Definition—Principles—Form of—Details of Trench Duty—Guard Duties—Sentinels—Reconnoitering Patrols—Observers—Attrition—Fighting Patrols and Raids—Arms, Equipment, and Ammunition—Activities of the Troops—Reports—Use of Infantry and Artillery Weapons, and Liaison—Machine Guns—Trench Mortars—Artillery Support—Use—Barrage—Liaison—Instructions for Sentinels—Watchers—Observers 62
 
 
Chapter IV
 
The Relief
 
Definitions and Principles—Kinds—Preliminary Dispositions for the Relief—Time to Prepare—Preparation—Reconnaissance—Relief Orders—General—Battalion—Movement of the Relief—Departure—March to Rendezvous of Guides—Guides—March in the Boyaux—Occupation of the Position—Duties after 104
 
 
Chapter V
 
Defense of a Position
 
Hostile Attacks—Kinds—Surprise—Precautions against—Maintenance of Barbed Wire Entanglements—Service of Guard and Observation—“Stand To” Exercises—Attack in Force—Revealing Symptoms—Preventive Measures before—Perfecting Organization of Position—Increase of Control and Discipline of Defense—Moral Preparation of the Troops—Maintenance of the Garrison during the Bombardment—Reply with Artillery Fire—Defense of First Line during Assault—Duties of Watchers—Defenders of the First Line—Fighting in the Interior of the Position—Defense of an Area—The Counterattack—Troops Detailed for—Routes or Directions—Form of—Repair of Position 123
 
 
Chapter VI
 
Attack of a Position
 
Phases—Preparation—Assault against First Hostile Line—Exploitation of Success—Preparation—Front of Attack—Conditions of Assault—Distance of—Trace of Lines of Departure—Ground Preparation—Organization of AssaultExecution of the WorksArtillery Preparation—Counter-Battery Fire—Fire on Communication Routes, etc.—Destructive Fire—Plan of Action—Observation—Control—Plan of Battle—Strength of Enemy—Preparation of Men for Attack—Mission of Attack—The Assault—Disposition in Depth—Waves—Assaulting Companies—Supporting Companies—Disposition of Assaulting Battalion in the Departure Trenches—Order of Attack—Departure of Assault—Support Artillery—Departure of First Echelon—Departure of Second Echelon—Advance of Reserves—Fighting in the Interior of a Position—Principle of—Details of—Assaulting Companies—Reinforcing Companies—Rôle of the Artillery during the Attack—Principle of Accompaniment Fire—Means of Controlling Barrage—Liaisons during AttackAviation 152
 
 
Chapter VII
 
Model of Trench Orders
 
Plan of Defense—Order for Relief—Plan of Attack—Order for Attack—Order for a Raid 196
 
 
Chapter VIII
 
Special Operations
 
Raids—Preparation—Purpose of—Troops Employed—Objective of—Execution of—Infantry Support—Artillery Support—Gas Warfare—Kinds—Protections against—Special Precautionary Measures—Liquid FireMines 216