Permanent Fortification (Classic Reprint): Prepared for the Use of the Cadets of the United States Military Academy, West Point, N. Y: Prepared for ... Academy, West Point, N. y (Classic Reprint) - Softcover

Inhaltsangabe

Excerpt from Permanent Fortification

Tu, the surface of the ground in the interior of the work, is the parade. The mound of earth which is con structed on the plane of site and which is limited by the planes OP and ab, is the rampart. Rs, the wall which terminates the rampart in rear, is the parade wall. OP and qr, the horizontal surfaces of the rampart are the terre-pleins; OP the upper, and QR the lower.

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