Architecture

in a military sense, is the art of erecting all kinds of military edifices or buildings, whether for habitation or defence. Military Architecture , instructs us in the method of fortifying cities, sea-ports, camps, buildings, powder magazines, barracks, . Military architecture is divided into regular and irregular fortification. Regular fortification consists in having all its sides and angles equal among themselves. Irregular fortification is composed of parts where the sides and angles are not equal or uniform among themselves. This species of fortification is permanent or temporary. The permanent one is constructed for the purpose of remaining a long time, and for the protection of large towns. The temporary one is that which is erected in cases of emergency. Under this denomination are contained all sorts of works which are thrown up to seize a pa or gain an eminence, or those which are made in circumvallations and counter vallations, viz. redoubts, trenches, and batteries. See Fortification . Field Fortification is the art of forming temporary works of defence, such as trenches, redoubts, breastworks, epaulments, chevaux de frize , trous de loup , . See Field Fortification . Naval Architecture , is the art of building the hull, or body of the ship, distinct from her machinery and furniture for sailing; and may properly be comprehended in three principal articles. 1. To give the ship such a figure, or outward form, as may be most suitable to the service for which she is intended. 2. To find the exact shape of the pieces of timber nece ary to compose such a fabric. 3. To make convenient apartments for the artillery, ammunition, provisions, and cargo: together with suitable accommodations for the officers and men.