A Treatise On The Principles And Practice Of Harbour Engineering

CHEMISTRY AND TECHNOLOGY, 75 In Crown 8vo, Handsoœe Cloth. Price 7s. 6d. net. FERMENTS AND THEIR ACTIONS. A Text-book on the Chemistry and Physics of Fermentative Changes. By CARL OPPENHEIMER, Ph.D., M.D., Of the Physiological Institute at Erlangen. TRANSLATED FROM THE GERMAN BY C. AINSWORTH MITCHELL, B.A., F.I.C., F.C.S. Abridged Contents.—Introduction. — Definition.—Chemical Nature of Ferments.— Influence of External Factors.—Mode of Action.—Physiological Action.— Sécrétion.- Importance of Ferments to Vital Action.—Proteolytic Ferments.—lrypsin.— Bacteriolytic and Hæmolytic Ferments.—Vegetable Ferments.—Coagulating Ferments. — Saccharifying Ferments. — Diastases. — Polysaccharides. — Enzymes. — Ferments which décompose Glucosides. —Hydrolytic Ferments. —Lactic Acid Fermentation.—Alcoholic Fermenta- tion.—Biology of Alcoholic Fermentation.—Oxydases.—Oxidising Fermentation.—Bibll- ography.—Index. “ Such a veritable mult um in parvo has never yet appeared.”—Brewers' Journal. Third Edition. In Handsome Cloth. Fully Illustrated. PRINCIPLES AND PRACTICE OF BREWING. FOR THE USE OF STUDENTS AND PRACTICAL MEN. By WALTER J. SYKES. Revised by ARTHUR R. LING, F.I.C., F.C.S., Editor of the Journal of the Institute of Brewing. Contents. — Physical Prineiples Involved. — The Chemistry of Brewing. -- The Microscope. — Vegetable Biology. — Fermentation. — Water.—Barley and Malting. Arrangement of Brewery Plant.—Quantifies of Materials.—Fermentation.—Antiseptics. — Finings.—Characteristics of Beer.—Diseases of Beer.—INDEX. In Crown 8vo. Handsome Cloth. Fully Illustrated. 6s. net. PEAT: Its Use and Manufacture. By PHILIP R. BJÖRLING, Consulting Hydraulic Engineer, And FREDERICK T. GISSING. General Contents.—Introduction.—The Formation of Peat.—Area and Depth ^®®8s in Principal Countries.—Manufacture of Peat Fuel, &c.—Gut Peat, Dredged Peat, and Manufactured I’eat. — Machinery employed in the Manufacture of Peat Fuel. — Peat Moss bitter, and the Machin ery employed in its Manufacture.— Peat Charcoal and its Manufacture.—Cost of ni aking Peat Fuel and Charcoal.—Other Productions derived from Peat, such as Tar, Manure, Candies, Dj es, Paper, &c. —Bibliography.—Index. In Crown 8vo. Handsome Clotli. With 30 Illustrations. 6s. net. THE CLAYWORKER’S HANDBOOK. An Epitome of the Materials and Methods employed in Brickmahing and Pottery. Bï THB AUTHOR OF “THE CHEMISTRY OF CLAYWOKKING,” &c. Genkrai Contents.—Materials used in Clayworking ; Clays, Engelles, Glazes, Colours, Water Fuel Oils and Lubricants.—The Préparation ot the Clay, Mining and Quarrying, W^thering, Ä Tempering, and Pugging.-Macbinery ; Boilers Enguies, General Machinery Sieves »Éxiiig Machinery, Presses, Ac.-Dryers and Drying.-Engobing and Gl«mj. -Sett”n^ Sorting, and Paeking.-Defecls and Waste.—Tests, Analysis and Control.—Bibliocrapht. Tables. Index. . » - " We can thoroughly recoæmend this handy little book to all our readers.’ -Bock and Pottery Trådes' Journal. _________________________________ LOUDON : CHARLES GRIFFIN & CO., LIMITED, EXETER STREET, STRAND.