Elements of Military Art and Science / Or, Course Of Instruction In Strategy, Fortification, Tactics Of Battles, &C.; Embracing The Duties Of Staff, Infantry, Cavalry, Artillery, And Engineers; Adapted To The Use Of Volunteers And Militia; Third Edition; With Critical Notes On The Mexican And Crimean Wars.

by H. W. Halleck

[Fig. 40] represents a section through the line mn' of the preceding figure.

A—Is the rampart.

B—The parapet.

C—The ditch.

D—The scarp wall.

E—The counterscarp wall.

F—The glacis.

G—The covered way.

H—The terre-plain.

J—The parade.