Glue, Bone Products and Manures.

=GLUE AND GLUE TESTING.= By SAMUEL RIDEAL, D.Sc. (Lond.), F.I.C. Fourteen Engravings. 144 pp. Demy 8vo. 1900. Price 10s. 6d.; India and Colonies, 11s.; Other Countries, 12s.; strictly net.

Contents.

=Const.i.tution and Properties=: Definitions and Sources, Gelatine, Chondrin and Allied Bodies, Physical and Chemical Properties, Cla.s.sification, Grades and Commercial Varieties--=Raw Materials and Manufacture=: Glue Stock, Lining, Extraction, Washing and Clarifying, 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, Bookbinding, Printing Rollers, Hectographs, Match Manufacture, Sandpaper, etc., Subst.i.tutes 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, Isingla.s.s, 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, Technical and Consulting Chemist. Ill.u.s.trated by Twenty-one Plans and Diagrams. 162 pp. Demy 8vo. 1901. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

Chemical Composition of Bones--Arrangement of Factory--Crushing of Bones--Treatment with Benzene--Benzene in Crude Fat--a.n.a.lyses of Clarified Fats--Mechanical Cleansing of Bones--Animal Charcoal--Tar and Ammoniacal Liquor, Char and Gases, from good quality Bones--Method of Retorting the Bones--a.n.a.lyses of Chars--"Spent" Chars--Cooling of Tar and Ammoniacal Vapours--Value of Nitrogen for Cyanide of Potash--Bone Oil--Marrow Bones--Composition of Marrow Fat--Premier Juice--b.u.t.tons-- Properties of Glue--Glutin and Chondrin--Skin Glue--Liming of Skins-- Washing--Boiling of Skins--Clarification of Glue Liquors--Acid Steeping of Bones--Water System of Boiling Bones--Steam Method of Treating Bones--Nitrogen in the Treated Bones--Glue-Boiling and Clarifying-House --Plan showing Arrangement of Clarifying Vats--Plan showing Position of Evaporators--Description of Evaporators--Sulphurous Acid Generator-- Clarification of Liquors--Section of Drying-House--Specification of a Glue--Size--Uses and Preparation and Composition of Size--Concentrated Size--Properties of Gelatine--Preparation of Skin Gelatine--Washing-- Bleaching--Boiling--Clarification--Evaporation--Drying--Bone Gelatine --Selecting Bones--Crushing--Dissolving--Bleaching--Boiling--Properties of Glutin and Chondrin--Testing of Glues and Gelatines--The Uses of Glue, Gelatine and Size in Various Trades--Soluble and Liquid Glues--Steam and Waterproof Glues--=Manures=--Importation of Food Stuffs--Soils--Germination--Plant Life--=Natural Manures=--Water and Nitrogen in Farmyard Manure--Full a.n.a.lysis 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--Section of Manure-Shed--First and Ground Floor Plans of Manure-Shed--Quality of Acid Used--Mixings--Special Manures--Potato Manure--Dissolved Bones--Dissolved Bone Compound-- Enriched Peruvian Guano--Special Manure for Garden Stuffs, etc.-- Special Manures--a.n.a.lyses of Raw and Finished Products--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.

Chemicals, Waste Products and Agricultural Chemistry.

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. 1901. Price 5s.; India and Colonies, 5s. 6d.; Other Countries, 6s.; strictly net.

Contents.

Memoir: C. W. Scheele and his work (written for this edition by J. G.

McIntosh)--On Fluor Mineral and its Acid--On Fluor Mineral--Chemical Investigation of Fluor Acid, with a View to the Earth which it Yields, by Mr. Wiegler--Additional Information Concerning Fluor Minerals--On Manganese, Magnesium, or Magnesia Vitrariorum--On a.r.s.enic and its Acid--Remarks upon Salts of Benzoin--On Silex, Clay and Alum--a.n.a.lysis of the Calculus Vesical--Method of Preparing Mercurius Dulcis Via Humida--Cheaper and more Convenient Method of Preparing Pulvis Algarothi--Experiments upon Molybdaena--Experiments on Plumbago--Method of Preparing a New Green Colour--Of the Decomposition of Neutral Salts by Unslaked Lime and Iron--On the Quant.i.ty of Pure Air which is Daily Present in our Atmosphere--On Milk and its Acid--On the Acid of Saccharum Lactis--On the Const.i.tuent Parts of Lapis Ponderosus or Tungsten--Experiments and Observations on Ether--Index.

=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 Ill.u.s.trations. 400 pp. Royal 8vo. 1901. Price 12s. 6d.; India and Colonies, 13s. 6d.; Other Countries, 15s.; strictly net.

Contents.

=Theoretical Study of Aluminium, Iron, and Compounds of these Metals=--Aluminium and its Compounds--Iron and Iron Compounds.

=Manufacture of Aluminium Sulphates and Sulphates of Iron=--Manufacture of Aluminium Sulphate and the Alums--Manufacture of Sulphates of Iron.

=Uses of the Sulphates of Aluminium and Iron=--Uses of Aluminium Sulphate and Alums--Application to Wool and Silk--Preparing and using Aluminium Acetates--Employment of Aluminium Sulphate in Carbonising Wool--The Manufacture of Lake Pigments--Manufacture of Prussian Blue--Hide and Leather Industry--Paper Making--Hardening Plaster--Lime Washes-- Preparation of Non-inflammable Wood, etc.--Purification of Waste Waters--=Uses and Applications of Ferrous Sulphate and Ferric Sulphates=--Dyeing--Manufacture of Pigments--Writing Inks--Purification of Lighting Gas--Agriculture--Cotton Dyeing--Disinfectant--Purifying Waste Liquors--Manufacture of Nordhausen Sulphuric Acid--Fertilising.

=Chemical Characteristics of Iron and Aluminium=--=a.n.a.lysis of Various Aluminous or Ferruginous Products=--Aluminium--=a.n.a.lysing Aluminium Products=--Alunite Alumina--Sodium Aluminate--Aluminium Sulphate-- =Iron=--a.n.a.lytical Characteristics of Iron Salts--a.n.a.lysis of Pyritic Lignite--Ferrous and Ferric Sulphates--Rouil Mordant--Index.

=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. 1901. Thirty-two Ill.u.s.trations.

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

Contents.

=General Considerations=: Various Sources of Ammoniacal Products; Human Urine as a Source of Ammonia--=Extraction of Ammoniacal Products from Sewage=--=Extraction of Ammonia from Gas Liquor=--=Manufacture of Ammoniacal Compounds from Bones, Nitrogenous Waste, Beetroot Wash and Peat=--=Manufacture of Caustic Ammonia, and Ammonium Chloride, Phosphate and Carbonate=--=Recovery of Ammonia from the Ammonia-Soda Mother Liquors=--=Index.=

=a.n.a.lYSIS OF RESINS AND BALSAMS.= Translated from the German of Dr. KARL DIETERICH. Demy 8vo. 340 pp. 1901. Price 7s.

6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

Definition of Resins in General--Definition of Balsams, and especially the Gum Resins--External and Superficial Characteristics of Resinous Bodies--Distinction between Resinous Bodies and Fats and Oils--Origin, Occurrence and Collection of Resinous Substances--Cla.s.sification-- Chemical Const.i.tuents of Resinous Substances--Resinols--Resinot Annols--Behaviour of Resin Const.i.tuents towards the Cholesterine Reactions--Uses and Identification of Resins--Melting-point--Solvents --Acid Value--Saponification Value--Resin Value--Ester and Ether Values--Acetyl and Corbonyl Value--Methyl Value--Resin Acid--Systematic Resume of the Performance of the Acid and Saponification Value Tests.

=Balsams=--Introduction--Definitions--Canada Balsam--Copaiba Balsam-- Angostura Copaiba Balsam--Babia Copaiba Balsam--Carthagena Copaiba Balsam--Maracaibo Copaiba Balsam--Maturin Copaiba Balsam--Gurjum Copaiba Balsam--Para Copaiba Balsam--Surinam Copaiba Balsam--West African Copaiba Balsam--Mecca Balsam--Peruvian Balsam--Tolu Balsam-- Acaroid Resin--Amine--Amber--African and West Indian Kino--Bengal Kino--Labdanum--Mastic--Pine Resin--Sandarach--Scammonium--Sh.e.l.lac-- Storax--Adulteration of Styrax Liquidus Crudus--Purified Storax--Styrax Crudus Colatus--Tacamahac--Thapsia Resin--Turpentine--Chios Turpentine--Stra.s.sburg Turpentine--Turpeth Turpentine. =Gum Resins=--Ammoniac.u.m--Bdellium--Euphorbium--Galbanum --Gamboge--Lactucarium--Myrrh--Opopanax--Sagapenum--Olibanum or Incense--Acaroid Resin--Amber--Thapsia Resin--Index.

=MANUAL OF AGRICULTURAL CHEMISTRY.= By HERBERT INGLE, F.I.C., Lecturer on Agricultural Chemistry, the Yorkshire College; Lecturer in the Victoria University. 388 pp. 11 Ill.u.s.trations.

1902. Demy 8vo. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d. net.

Contents.

Introduction--The Atmosphere--The Soil--The Reactions occurring in Soils--The a.n.a.lysis of Soils--Manures, Natural--Manures (continued) --The a.n.a.lysis of Manures--The Const.i.tuents of Plants--The Plant-- Crops--The Animal--Foods and Feeding--Milk and Milk Products--The a.n.a.lysis of Milk and Milk Products--Miscellaneous Products used in Agriculture--Appendix--Index.

=THE UTILISATION OF WASTE PRODUCTS.= A Treatise on the Rational Utilisation, Recovery and Treatment of Waste Products of all kinds. By Dr. THEODOR KOLLER. Translated from the Second Revised German Edition. Twenty-two Ill.u.s.trations. Demy 8vo. 280 pp. 1902. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

The Waste of Towns--=Ammonia and Sal-Ammoniac=--Rational Processes for Obtaining these Substances by Treating Residues and Waste--Residues in the Manufacture of Aniline Dyes--Amber Waste--Brewers' Waste--Blood and Slaughter-House Refuse--Manufactured Fuels--Waste Paper and Bookbinders' Waste--Iron Slags--Excrement--Colouring Matters from Waste--Dyers' Waste Waters--Fat from Waste--Fish Waste--Calamine Sludge--Tannery Waste--Gold and Silver Waste--India-rubber and Caoutchouc Waste--Residues in the Manufacture of Rosin Oil--Wood Waste--Horn Waste--Infusorial Earth--Iridium from Goldsmiths'

Sweepings--Jute Waste--Cork Waste--Leather Waste--Glue Makers'

Waste--Illuminating Gas from Waste and the By-Products of the Manufacture of Coal Gas--Meerschum--Mola.s.ses--Metal Waste--By-Products in the Manufacture of Mineral Waters--Fruit--The By-Products of Paper and Paper Pulp Works--By-Products in the Treatment of Coal Tar Oils--Fur Waste--The Waste Matter in the Manufacture of Parchment Paper--Mother of Pearl Waste--Petroleum Residues--Platinum Residues-- Broken Porcelain, Earthenware and Gla.s.s--Salt Waste--Slate Waste-- Sulphur--Burnt Pyrites--Silk Waste--Soap Makers' Waste--Alkali Waste and the Recovery of Soda--Waste Produced in Grinding Mirrors--Waste Products in the Manufacture of Starch--Stearic Acid--Vegetable Ivory Waste--Turf--Waste Waters of Cloth Factories--Wine Residues--Tinplate Waste--Wool Waste--Wool Sweat--The Waste Liquids from Sugar Works-- Index.

Writing Inks and Sealing Waxes.

=INK MANUFACTURE=: Including Writing, Copying, Lithographic, Marking, Stamping, and Laundry Inks. By SIGMUND LEHNER.

Three Ill.u.s.trations. Crown 8vo. 162 pp. 1902. Translated from the German of the Fifth Edition. Price 5s.; India and Colonies, 5s. 6d.; Other Countries, 6s.; net.

Contents.

Varieties of Ink--Writing Inks--Raw Materials of Tannin Inks--The Chemical Const.i.tution of the Tannin Inks--Recipes for Tannin Inks--Logwood Tannin Inks--Ferric Inks--Alizarine Inks--Extract Inks--Logwood Inks--Copying Inks--Hektographs--Hektograph Inks--Safety Inks--Ink Extracts and Powders--Preserving Inks--Changes in Ink and the Restoration of Faded Writing--Coloured Inks--Red Inks--Blue Inks --Violet Inks--Yellow Inks--Green Inks--Metallic Inks--Indian Ink-- Lithographic Inks and Pencils--Ink Pencils--Marking Inks--Ink Specialities--Sympathetic Inks--Stamping Inks--Laundry or Washing Blue--Index.

=SEALING-WAXES, WAFERS AND OTHER ADHESIVES FOR THE HOUSEHOLD, OFFICE, WORKSHOP AND FACTORY.= By H. C. STANDAGE. Crown 8vo.

96 pp. 1902. Price 5s.; India and Colonies, 5s. 6d.; Other Countries, 6s.; strictly net.

Contents.

=Materials Used for Making Sealing-Waxes=--The Manufacture of Sealing-Waxes--Wafers--Notes on the Nature of the Materials Used in Making Adhesive Compounds--Cements for Use in the Household--Office Gums, Pastes and Mucilages--Adhesive Compounds for Factory and Workshop Use.