MATERIALS.

Practical Treatise on the Strength of Materials. By T. Box. Fourth edition, 27 plates, 536 pp. 8vo. (1902) net  126
Treatise on the Origin, Progress, Prevention and Cure of Dry Rot in Timber. By T. A. Britton. 10 plates, 519 pp. crown 8vo. (1875)  76
Twenty Years’ Practical Experience of Natural Asphalt and Mineral Bitumen. By W. H. Delano. 33 illus. 73 pp. crown 8vo, parchment. (1893)  20
Stone: how to get it and how to use it. By Major-Gen. C. E. Luard, R.E. 8vo, sewed. (1890)  20
Testing of Pipes and Pipe-joints in the Open Trenches. By M. M. Paterson. 8vo, sewed (1879)  20
Lubricants, Oils and Greases. By I. I. Redwood. 3 plates, 8vo. (1898)  46
Practical Treatise on Mineral Oils and their By-Products. By I. I. Redwood. 67 illus. 336 pp. demy 8vo. (1897)  150
Silico-Calcareous Sandstones, or Building Stones from Quartz, Sand and Lime. By E. Stoffler. 5 plates, 8vo, sewed. (1901) net  40
Proceedings of the International Association for Testing Materials. English edition. Issued irregularly. Price varies.