Part I. 11 plates, 162 illus., 285 pp. 10s. 6d.

„ II. 152 illus. and 2 plates, 340 pp. 10s. 6d.

A Pocket Book of Useful Formulæ and Memoranda, for Civil and Mechanical Engineers. By Sir G. L. Molesworth and H. B. Molesworth. With an Electrical Supplement by W. H. Molesworth. Twenty-seventh edition, 800 illus., viii + 936 pp., oblong 32mo, leather. (1913.) 5s. net.

The Pocket Books of Sir G. L. Molesworth and J. T. Hurst, printed on India paper and bound in one vol. Royal 32mo, russia, gilt edges. 10s. 6d. net.

Metallic Structures: Corrosion and Fouling and their Prevention. By J. Newman. 38 illus., xii + 374 pp., crown 8vo. (1896.) 9s.

Scamping Tricks and Odd Knowledge occasionally practised upon Public Works. By J. Newman. New imp., 129 pp., crown 8vo. (1908.) 2s. net.

Compensation Discharge in the Rivers and Streams of the West Riding (Yorkshire, England). By M. M. Paterson. 55 pp., 8vo. (1896.) 2s. net.

Co-ordinate Geometry applied to Land Surveying. By W. Pilkington. 5 illus., 44 pp., 12mo. (1909.) 1s. 6d. net.

Pioneering. By F. Shelford. 14 illus., 88 pp., crown 8vo. (1909.) 3s. net.