_Linseed Oil and other Seed Oils._ An Industrial Manual. =William D. Ennis, M.E., M.Am.Soc.M.E.=, Professor of Mechanical Engineering, Polytechnic Institute of Brooklyn. Medium 8vo. Illustrated. 37/6 net.
_The Production and Treatment of Vegetable Oils._ Including Chapters on the Refining of Oils, Hydrogenation of Oils, Generation of Hydrogen, Soap Making, Recovery and Refining of Glycerine, and the Splitting of Oils. =T. W. Chalmers, B.Sc., A.M.I.Mech.E.= Crown 4to. 164 pages. 9 Folding Plates. 95 Illustrations. 21/- net.
CONTENTS.—Introductory. Principal Vegetable Oils. Preparatory Machinery for Copra and Linseed, Palm Fruits and Palm Kernels, Cotton Seed and Castor Seed. Special Forms of Reduction Machinery. Meal Kettles, Receiving Pans and Moulding Machines. Oil Presses. Anglo-American and Cage Type. General Arrangement of Oil Mills. Extraction of Oils by Chemical Solvents. Refining of Oils. Hydro-generation or Hardening of Oils. Generation of Hydrogen for Oil Hardening Purposes. Manufacture of Soap. Glycerine Recovery and Refining and the Splitting of Oils.
_Cotton Seed Products._ A Manual of the Treatment of Cotton Seed for its Products and their Utilization in the Arts. =Leebert Lloyd Lamborn, M.Am.C.S., M.S.C.I.= With 79 Illustrations and a Map. Demy 8vo. 31/6 net.
_Paper Making and its Machinery._ =T. W. Chalmers.= Imperial 8vo. 200 pages. Illustrated. 26/- net.
CONTENTS.—Introduction. Cutting, Cleaning and Boiling. Washing, Breaking and Bleaching. Purifying and Pulping. Beating. Refining. The Fourdrinier Machine. Fourdrinier Driving Arrangements. Details of the Fourdrinier. Pulp Strainers. Tub Sizing. Calendering, Cutting and Winding. Wood Pulp. The Coating of Art Paper. The Finishing of Coated Art Paper. The Coating of Photographic Paper.
_The Manufacture of Paper._ =R. W. Sindall, F.C.S.= 2nd Edn. Extra Crown 8vo. 8/6 net.
CONTENTS.—Preface. List of Illustrations. Historical Notice, Cellulose and Paper-Making Fibres. The Manufacture of Paper from Rags, Esparto and Straw. Wood Pulp and Wood Pulp Papers. Brown Papers and Boards. Special kinds of Paper. Chemicals used in Paper-making. The Process of “Beating.” The Dyeing and Colouring of Paper Pulp. Paper Mill Machinery. The Deterioration of Paper. Bibliography. Index.