Cosmetical Preparations. 



COSMETICS : MANUFACTURE, EMPLOYMENT 

 AND TESTING OP ALL COSMETIC MATERIALS 

 AND COSMETIC SPECIALITIES. Translated 

 from the German of Dr. Theodor Roller. Crown 8vo. 262 pp. 

 Price 5s. ; India and Colonies, 5s. 6d. ; Other Countries, 6s. net. 

 Contents. 



Purposes and Uses of, and Ingredients used in the, Preparation of Cosmetics — Preparation of 

 Perfumes by Pressure, Distillation, Maceration, Absorption or Enfleurage, and Extraction 

 Methods — Chemical and Animal Products used in the Preparation of Cosmetics — Oils and Fats 

 used 'in the Preparation of Cosmetics— General Cosmetic Preparations — Mouth Washes and 

 Tooth Pastes — Hair Dyes, Hair Restorers and Depilatories — Cosmetic Adjiincts and 

 Specialities — Colouring Cosmetic Preparations — Antiseptic Washes and Soaps— Toilet and 

 Hygienic Soaps— Secret Preparations for Skin, Complexion, Teeth, Mouth, etc. — Testing and 

 Examining the Materials Employed in the Manufacture of Cosmetics — Index. 



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. ; India and Colonies, lis.; Other Countries, 12s.; strictly net. 

 Contents. 



Constitution and Properties : Definitions and Sources, Gelatine, Chondrin and Allied 

 Bodies, Physical and Chemical Properties, Classification, Grades and Commercial Varieties 

 —Raw Materials and Manufacture : Glue Stock, Lining, Extraction, Washing and Clari- 

 fying, Filter Presses, Water Supply, Use of Alkalies, Action of Bacteria and of Antiseptics, 

 Various Processes, Cleansing, Forming, Drying, Crushing, etc., Secondary Products — Uses 

 of Glue : Selection and Preparation for Use, Carpentry, Veneering, Paper-Making, Book- 

 binding, Printing Rollers, Hectographs, Match Manufacture, Sandpaper, etc.. Substitutes for 

 other Materials, Artificial Leather and Caoutchouc — Gelatine: General Characters, Liquid 

 Gelatine, Photographic Uses, Size, Tanno-, Chrome and Formo-Gelatine, Artificial Silk, 

 Cements, Pneumatic Tyres, Culinary, Meat Extracts, Isinglass, Medicinal and other Uses, 

 Bacteriology—Glue Testing; : Review of Processes, Chemical Examination, Adulteration, 

 Physical Tests, Valuation of Raw Materials — Commercial Aspects. 



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, Techni- 

 cal and Consulting Chemist. Illustrated by Twenty-one Plans and 

 Diagrams. 162 pp. Demy 8vo. Price 7s. 6d. ; India and Colonies, 

 8s. ; Other Countries, 8s. 6d. ; strictly net. 



Contents. 



Chemical Composition of Bones — Arrangement of Factory — Properties of Glue — Glutin 

 and Chondrin — Skm Glue — Liming of Skins — Washing — Boiling of Skins — Clarification of Glue 

 Liquors — Glue-Boiling and Clarifying-House — Specification of a Glue — Size — Uses and Pre- 

 paration and Composition of Size — Concentrated Size — Properties of Gelatine — Preparation 

 of Skin Gelatme — Drying— Bone Gelatine— Selecting Bones — Crushing — Dissolving — Bleaching- 

 — Boiling — Propertiesof Glutin and Chondrin— Testing of Glues and Gelatines — The Uses or 

 Glue, Gelatine and Size in Various Trades— Soluble and Liquid Glues — Steam and Waterproof 

 Glues— Manures — Importation of Food Stufte — Soils — Germination — Plant Life — Natural 

 Manures — Water and Nitrogen in Farmyard Manure — Full Analysis of Farmyard Manure 

 —Action on Crops— Water-Closet System— Sewage Manure— Green Manures— Artificial 

 Manures— Mineral Manures— Nitrogenous Matters— Shoddy— Hoofs and Horns— Leather 

 Waste — Dried Meat — Dried Blood— Superphosphates— Composition — Manufacture — Common 

 Raw Bones— Degreased Bones— Crude Fat— Refined Fat— Degelatinised Bones— Animal 

 Charcoal— Bone Superphosphates— Guanos — Dried Animal Products— Potash Compounds — 

 Sulphate of Ammonia— Extraction in Vacuo—French and British Gelatines compared— Index. 



