Take this brief description together with Plate 1, the drawing that accompanies this volume, and study the two until you get the entire system fixed firmly in your mind; that is, until you get a mental picture of all the elements included in the system.
After you have done this, study on through the book in order that you may know the purpose of each of these elements and how one links up with the other.
PLAN OF THE ORGANIZATION OF AN INTRENCHED POSITION
Plate 1
Plate 2
This is the typical system now in use in the European war theaters. Circumstances at certain places may render some variations necessary, and it must not be inferred that the trace of the works is the same throughout. As a rule the types of trenches (altered when necessary to meet local conditions) illustrated herein are the ones in actual use on the war fronts.