SOAPS. A Practical Manual of the Manufacture of Domestic, Toilet and other Soaps. By George H. Hurst, F.C.S. 2nd edition. 390 pp. 66 Illustrations. Demy 8vo. Price 12s. 6d. net. (Post free, 13s. home; 13s. 6d. abroad.)

TEXTILE SOAPS AND OILS. Handbook on the Preparation, Properties and Analysis of the Soaps and Oils used in Textile Manufacturing, Dyeing and Printing. By George H. Hurst, F.C.S. Crown 8vo. 195 pp. 1904. Price 5s. net. (Post free, 5s. 4d. home; 5s. 6d. abroad.)

THE HANDBOOK OF SOAP MANUFACTURE. By Wm. H. Simmons, B.Sc. (Lond.), F.C.S. and H.A. Appleton. Demy 8vo. 160 pp. 27 Illustrations. Price 8s. 6d. net. (Post free, 8s. 10d. home; 9s. abroad.)