A treatise containing the practical part of fortification. [electronic resource] : In four parts. I. The Theory of Walls, Arches, and Timbers, with several Tables of their Dimensions. II. The Knowledge of the Materials, their Properties, Qualities, and the Manner of using them. III. The Manner of tracing a Fortress on the Ground, the making an Estimate, and executing the Works. IV. The Method of building Aquatics, as Stone-Bridges, Harbours, Quays, Wharfs, Sluices, and Aqueducts. Illustrated with twenty eight copper plates. For the use of the Royal Academy of Artillery at Woolwich. By John Muller, Professor of Artillery and Fortification.