The USEFUL ARTS, MANUFACTURES, &c.

The Elements of Mechanism. By T.M. Goodeve, M.A. Barrister-at-Law. New Edition, re-written and enlarged, with 342 Woodcuts. Crown 8vo. 6s.

Railways and Locomotives; a Series of Lectures delivered at the School of Military Engineering, Chatham. Railways, by J.W. Barry, M. Inst. C.E. Locomotives, by Sir F.J. Bramwell, F.R.S. M. Inst. C.E. With 228 Illustrations engraved on Wood. 8vo. price 21s.

The Engineer's Valuing Assistant. By H.D. Hoskold, Civil and Mining Engineer. 8vo. price 31s. 6d.

Gwilt's Encyclopædia of Architecture, with above 1,600 Woodcuts. Revised and extended by W. Papworth. 8vo. 52s. 6d.

Lathes and Turning, Simple, Mechanical, and Ornamental. By W.H. Northcott. Second Edition, with 338 Illustrations. 8vo. 18s.

Industrial Chemistry; a Manual for Manufacturers and for Colleges or Technical Schools; a Translation of Payen's Précis de Chimie Industrielle. Edited, with Chapters on the Chemistry of the Metals, &c. by B.H. Paul. With 698 Woodcuts. Medium 8vo. 42s.

The Theory of Strains in Girders and similar Structures, with Observations on the application of Theory to Practice, and Tables of the Strength and other Properties of Materials. By B.B. Stoney, M.A. M. Inst. C.E. Royal 8vo. with 5 Plates and 123 Woodcuts, 36s.

The British Navy: its Strength, Resources, and Administration. By Sir T. Brassey, K.C.B. M.P. M.A. In 6 vols. 8vo. Vols. I. and II. with many Illustrations, 14s. or separately, Vol. I. 10 s. 6d. Vol. II. price 3s. 6d.

A Treatise on Mills and Millwork. By the late Sir W. Fairbairn, Bart. C.E. Fourth Edition, with 18 Plates and 333 Woodcuts. I vol. 8vo 25s.