„ II. Built-up Steel Stanchions. (1901.) 1s. 3d. net.

„ III. Cisterns and Tanks. (1902.) 1s. net.

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Columns and Struts. Theory and Design. By Wm. Alexander. 101 illus., xii + 265 pp., demy 8vo. (1912.) 10s. 6d. net.

A Practical Treatise on Segmental and Elliptical Oblique or Skew Arches. By G. J. Bell. Second edition, 17 plates, 125 pp., royal 8vo. (1906.) £1 1s. net.

Economics of Construction in relation to Framed Structures. By R. H. Bow. Third thousand, 16 plates, 88 pp., 8vo. (1873.) 5s.

Theory of Voussoir Arches. By Prof. W. Cain. Third edition, 201 pp., 18mo, boards. (New York, 1905.) 2s. net.

Theory of Arches and Suspension Bridges. By J. Melan and D. B. Steinman, C.E., Ph.D. Demy 8vo, 303 pp., 118 illus. (New York, 1913.) 15s. net. Postage: inland, 5d.; abroad, 10d.

New Formulæ for the Loads and Deflections of Solid Beams and Girders. By W. Donaldson. Second edition, 11 illus., viii + 56 pp., 8vo. (1872.) 4s. 6d.