Excerpt from Permanent Fortification: Prepared for the Use of the Cadets of the United States Military Academy, West Point, N. Y
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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Seller: PBShop.store US, Wood Dale, IL, U.S.A.
HRD. Condition: New. New Book. Shipped from UK. Established seller since 2000. Seller Inventory # LX-9780260980830
Seller: PBShop.store UK, Fairford, GLOS, United Kingdom
HRD. Condition: New. New Book. Shipped from UK. Established seller since 2000. Seller Inventory # LX-9780260980830
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