(Soap Manufacture.)

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.)

(Cosmetical Preparations.)

COSMETICS:  MANUFACTURE, EMPLOYMENT AND TESTING OF ALL COSMETIC MATERIALS AND COSMETIC SPECIALITIES.  Translated from the German of Dr. THEODOR KOLLER.  Crown 8vo. 262 pp.  Price 5s. net. (Post free, 5s. 4d. home; 5s. 6d. abroad.)

(Glue, Bone Products and Manures.)

GLUE AND GLUE TESTING.  By SAMUEL RIDEAL, D.Sc. (Lond.), F.I.C.  Fourteen Engravings. 144 pp.  Demy 8vo.  Price 10s. 6d. net. (Post free, 10s. 10d. home; 11s. abroad)

BONE PRODUCTS AND MANURES:  An Account of the most recent Improvements in the Manufacture of Fat, Glue, Animal Charcoal, Size, Gelatine and Manures.  By THOMAS LAMBERT, Technical and Consulting Chemist.  Illustrated by Twenty-one Plans and Diagrams. 162 pp.  Demy 8vo.  Price 7s. 6d. net. (Post free, 7s. 10d. home; 8s. abroad.)

(See also Chemical Manures, p. 9.)

(Chemicals, Waste Products, etc.)

REISSUE OF CHEMICAL ESSAYS OF C.W.  SCHEELE.  First Published in English in 1786.  Translated from the Academy of Sciences at Stockholm, with Additions. 300 pp.  Demy 8vo.  Price 5s. net. (Post free, 5s. 6d. home; 5s. 9d. abroad.)

THE MANUFACTURE OF ALUM AND THE SULPHATES AND OTHER SALTS OF ALUMINA AND IRON.  Their Uses and Applications as Mordants in Dyeing and Calico Printing, and their other Applications in the Arts Manufactures, Sanitary Engineering, Agriculture and Horticulture.  Translated from the French of LUCIEN GESCHWIND. 195 Illustrations. 400 pp.  Royal 8vo.  Price 12s. 6d. net. (Post free, 13s. home; 13s. 6d. abroad.)

AMMONIA AND ITS COMPOUNDS:  Their Manufacture and Uses.  By CAMILLE VINCENT, Professor at the Central School of Arts and Manufactures, Paris.  Translated from the French by M.J.  SALTER.  Royal 8vo. 114 pp.  Thirty-two Illustrations.  Price 5s. net. (Post free, 5s. 4d. home; 5s. 6d. abroad.)

CHEMICAL WORKS:  Their Design, Erection, and Equipment.  By S.S.  DYSON and S.S.  CLARKSON.  Royal 8vo. 220 pp.  With Plates and Illustrations.  Price 21s. net. (Post free, 21s. 6d. home; 22s. abroad.)