The Law and Practice of Paving Private Street Works. By W. Spinks. Fourth edition, 256 pp., 8vo. (1904.) 12s. 6d. net.

STRUCTURAL DESIGN

(See Bridges and Roofs)

TELEGRAPH CODES

New Business Code. 320 pp., narrow 8vo. (Size 4¾ in. by 7¾ in. and ½ in. thick, and weight 10 oz.) (New York, 1909.) £1 1s. net.

Miners’ and Smelters’ Code (formerly issued as the Master Telegraph Code). 448 pp., 8vo, limp leather, weight 14 oz. (New York, 1899.) £2 10s. net.

General Telegraph Code. Compiled by the Business Code Co. 1,023 pp., small 4to, with cut side index for ready reference. (New York, 1912.) 63s. net. Postage: inland, 6d.; abroad, 1s. 4d.

Billionaire Phrase Code, containing over two million sentences coded in single words. 56 pp., 8vo, leather. (New York, 1908.) 6s. 6d. net.

WARMING AND VENTILATION