CONTENTS

CHAPTER PAGE
I.INTRODUCTORY[1]
II.TO THE FRONT[12]
III.UNDERGROUND[27]
IV.CRATER FIGHTING[44]
V.TUNNELLING IN THE VIMY RIDGE TRENCHES[61]
VI.CHALK CAVERNS AND TRENCH MORTARS[78]
VII.AROUND THE VIMY RIDGE[97]
VIII.THE SOMME SHOW[115]
IX.THE BATTLE OF THE ANCRE[127]
X.THE RETREAT OF ARRAS[142]
XI.THE BATTLE OF ARRAS[162]
XII.THE HINDENBURG LINE[176]
XIII.THE PSYCHOLOGY OF FEAR[199]
XIV.SOME PRINCIPLES OF MINING[207]