Chapter XI: Part I: , The Art of Dyeing Wool and Woollen Cloth, Stuffs, Yarn,

Worsted, etc. Part II., The Art of Dyeing Silk. Part III., The Art of
Dyeing Cotton and Linen Thread, together with the Method of Stamping
Silks, Cottons, etc.

THE CHEMISTRY OF DYE-STUFFS. By Dr. GEORG VON GEORGIEVICS. Translated from the Second German Edition. 412 pp. Demy 8vo. 1903. Price 10s. 6d.; India and Colonies, 11s.; Other Countries, 12s.; strictly net.

Contents.

Introduction--Coal Tar--Intermediate Products in the Manufacture of
Dye-stuffs--The Artificial Dye-stuffs (Coal-tar Dyes)--Nitroso
Dye-stuffs--Nitro Dye-stuffs--Azo Dye-stuffs--Substantive Cotton
Dye-stuffs--Azoxystilbene Dye-stuffs--Hydrazones--Ketoneimides--
Triphenylmethane Dye-stuffs--Rosolic Acid Dye-stuffs--Xanthene
Dye-stuffs--Xanthone Dye-stuffs--Flavones--Oxyketone Dye-stuffs--
Quinoline and Acridine Dye-stuffs--Quinonimide or Diphenylamine
Dye-stuffs--The Azine Group: Eurhodines, Safranines and Indulines--
Eurhodines--Safranines--Quinoxalines--Indigo--Dye-stuffs of Unknown
Constitution--Sulphur or Sulphine Dye-stuffs--Development of the
Artificial Dye-stuff Industry--The Natural Dye-stuffs--Mineral
Colours--Index.

THE DYEING OF COTTON FABRICS: A Practical Handbook for the Dyer and Student. By FRANKLIN BEECH, Practical Colourist and Chemist. 272 pp. Forty-four Illustrations of Bleaching and Dyeing Machinery. Demy 8vo. 1901. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

Structure and Chemistry of the Cotton Fibre--Scouring and Bleaching of
Cotton--Dyeing Machinery and Dyeing Manipulations--Principles and
Practice of Cotton Dyeing--Direct Dyeing; Direct Dyeing followed by
Fixation with Metallic Salts; Direct Dyeing followed by Fixation with
Developers; Direct Dyeing followed by Fixation with Couplers; Dyeing
on Tannic Mordant; Dyeing on Metallic Mordant; Production of Colour
Direct upon Cotton Fibres; Dyeing Cotton by Impregnation with
Dye-stuff Solution--Dyeing Union (Mixed Cotton and Wool) Fabrics--
Dyeing Half Silk (Cotton-Silk, Satin) Fabrics--Operations following
Dyeing--Washing, Soaping, Drying--Testing of the Colour of Dyed
Fabrics--Experimental Dyeing and Comparative Dye Testing--Index.

The book contains numerous recipes for the production on Cotton
Fabrics of all kinds of a great range of colours.

THE DYEING OF WOOLLEN FABRICS. By FRANKLIN BEECH, Practical Colourist and Chemist. Thirty-three Illustrations. Demy 8vo. 228 pp. 1902. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d. net.

Contents.

The Wool Fibre--Structure, Composition and Properties--Processes
Preparatory to Dyeing--Scouring and Bleaching of Wool--Dyeing
Machinery and Dyeing Manipulations--Loose Wool Dyeing, Yarn Dyeing and
Piece Dyeing Machinery--The Principles and Practice of Wool Dyeing--
Properties of Wool Dyeing--Methods of Wool Dyeing--Groups of Dyes--
Dyeing with the Direct Dyes--Dyeing with Basic Dyes--Dyeing with Acid
Dyes--Dyeing with Mordant Dyes--Level Dyeing--Blacks on Wool--Reds on
Wool--Mordanting of Wool--Orange Shades on Wool--Yellow Shades on
Wool--Green Shades on Wool--Blue Shades on Wool--Violet Shades on
Wool--Brown Shades on Wool--Mode Colours on Wool--Dyeing Union (Mixed
Cotton Wool) Fabrics--Dyeing of Gloria--Operations following Dyeing--
Washing, Soaping, Drying--Experimental Dyeing and Comparative Dye
Testing--Testing of the Colour of Dyed Fabrics--Index.

Bleaching and Washing.

A PRACTICAL TREATISE ON THE BLEACHING OF LINEN AND COTTON YARN AND FABRICS. By L. TAILFER, Chemical and Mechanical Engineer. Translated from the French by JOHN GEDDES MCINTOSH. Demy 8vo. 303 pp. Twenty Illusts. 1901. Price 12s. 6d.; India and Colonies, 13s. 6d.; Other Countries, 15s.; strictly net.

Contents.

General Considerations on Bleaching--Steeping--Washing: Its End and
Importance--Roller Washing Machines--Wash Wheel (Dash Wheel)--Stocks
or Wash Mill--Squeezing--Lye Boiling--Lye Boiling with Milk of Lime--
Lye Boiling with Soda Lyes--Description of Lye Boiling Keirs--
Operations of Lye Boiling--Concentration of Lyes--Mather and Platt's
Keir--Description of the Keir--Saturation of the Fabrics--Alkali used
in Lye Boiling--Examples of Processes--Soap--Action of Soap in
Bleaching--Quality and Quantity of Soaps to use in the Lye--Soap Lyes
or Scalds--Soap Scouring Stocks--Bleaching on Grass or on the
Bleaching Green or Lawn--Chemicking--Remarks on Chlorides and their
Decolourising Action--Chemicking Cisterns--Chemicking--Strengths,
etc.--Sours--Properties of the Acids--Effects Produced by Acids--
Souring Cisterns--Drying--Drying by Steam--Drying by Hot Air--Drying
by Air--Damages to Fabrics in Bleaching--Yarn Mildew--Fermentation--
Iron Rust Spots--Spots from Contact with Wood--Spots incurred on the
Bleaching Green--Damages arising from the Machines--Examples of
Methods used in Bleaching--Linen--Cotton--The Valuation of Caustic
and Carbonated Alkali (Soda) and General Information Regarding these
Bodies--Object of Alkalimetry--Titration of Carbonate of Soda--
Comparative Table of Different Degrees of Alkalimetrical Strength--
Five Problems relative to Carbonate of Soda--Caustic Soda, its
Properties and Uses--Mixtures of Carbonated and Caustic Alkali--Note
on a Process of Manufacturing Caustic Soda and Mixtures of Caustic and
Carbonated Alkali (Soda)--Chlorometry--Titration--Wagner's
Chlorometric Method--Preparation of Standard Solutions--Apparatus for
Chlorine Valuation--Alkali in Excess in Decolourising Chlorides--
Chlorine and Decolourising Chlorides--Synopsis--Chlorine--Chloride of
Lime--Hypochlorite of Soda--Brochoki's Chlorozone--Various
Decolourising Hypochlorites--Comparison of Chloride of Lime and
Hypochlorite of Soda--Water--Qualities of Water--Hardness--Dervaux's
Purifier--Testing the Purified Water--Different Plant for
Purification--Filters--Bleaching of Yarn--Weight of Yarn--Lye
Boiling--Chemicking--Washing--Bleaching of Cotton Yarn--The
Installation of a Bleach Works--Water Supply--Steam Boilers--Steam
Distribution Pipes--Engines--Keirs--Washing--Machines--Stocks--Wash
Wheels--Chemicking and Souring Cisterns--Various--Buildings--Addenda--
Energy of Decolourising Chlorides and Bleaching by Electricity and
Ozone--Energy of Decolourising Chlorides--Chlorides--Production of
Chlorine and Hypochlorites by Electrolysis--Lunge's Process for
increasing the intensity of the Bleaching Power of Chloride of Lime--
Trilfer's Process for Removing the Excess of Lime or Soda from
Decolourising Chlorides--Bleaching by Ozone.

Cotton Spinning and Combing.

COTTON SPINNING (First Year). By THOMAS THORNLEY, Spinning Master, Bolton Technical School. 160 pp. Eighty-four Illustrations. Crown 8vo. 1901. Price 3s.; Abroad, 3s. 6d.; strictly net.

Contents.

Syllabus and Examination Papers of the City and Guilds of London
Institute--Cultivation, Classification, Ginning, Baling and Mixing of
the Raw Cotton--Bale-Breakers, Mixing Lattices and Hopper Feeders--
Opening and Scutching--Carding--Indexes.

COTTON SPINNING (Intermediate, or Second Year). By THOMAS THORNLEY. 180 pp. Seventy Illustrations. Crown 8vo. 1901. Price 5s.; India and British Colonies, 5s. 6d.; Other Countries, 6s.; strictly net.

Contents.

Syllabuses and Examination Papers of the City and Guilds of London
Institute--The Combing Process--The Drawing Frame--Bobbin and Fly
Frames--Mule Spinning--Ring Spinning--General Indexes.

COTTON SPINNING (Honours, or Third Year). By THOMAS THORNLEY. 216 pp. Seventy-four Illustrations. Crown 8vo. 1901. Price 5s.; India and British Colonies, 5s. 6d.; Other Countries, 6s.; strictly net.

Contents.

Syllabuses and Examination Papers of the City and Guilds of London
Institute--Cotton--The Practical Manipulation of Cotton Spinning
Machinery--Doubling and Winding--Reeling--Warping--Production and
Costs--Main Driving--Arrangement of Machinery and Mill Planning--Waste
and Waste Spinning--Indexes.

COTTON COMBING MACHINES. By THOS. THORNLEY, Spinning Master, Technical School, Bolton. Demy 8vo. 117 Illustrations. 300 pp. 1902. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d. net.

Contents.

The Sliver Lap Machine and the Ribbon Cap Machine--General Description
of the Heilmann Comber--The Cam Shaft--On the Detaching and Attaching
Mechanism of the Comber--Resetting of Combers--The Erection of a
Heilmann Comber--Stop Motions: Various Calculations--Various Notes and
Discussions--Cotton Combing Machines of Continental Make--Index.

Collieries and Mines.

RECOVERY WORK AFTER PIT FIRES. By ROBERT LAMPRECHT, Mining Engineer and Manager. Translated from the German. Illustrated by Six large Plates, containing Seventy-six Illustrations. 175 pp., demy 8vo. 1901. Price 10s. 6d.; India and Colonies, 11s.; Other Countries, 12s.; strictly net.

Contents.

Causes of Pit Fires--Preventive Regulations: (1) The Outbreak and
Rapid Extension of a Shaft Fire can be most reliably prevented by
Employing little or no Combustible Material in the Construction of the
Shaft; (2) Precautions for Rapidly Localising an Outbreak of Fire in
the Shaft; (3) Precautions to be Adopted in case those under 1 and 2
Fail or Prove Inefficient. Precautions against Spontaneous Ignition of
Coal. Precautions for Preventing Explosions of Fire-damp and Coal
Dust. Employment of Electricity in Mining, particularly in Fiery Pits.
Experiments on the Ignition of Fire-damp Mixtures and Clouds of Coal
Dust by Electricity--Indications of an Existing or Incipient Fire--
Appliances for Working in Irrespirable Gases: Respiratory Apparatus;
Apparatus with Air Supply Pipes; Reservoir Apparatus; Oxygen
Apparatus--Extinguishing Pit Fires: (_a_) Chemical Means; (_b_)
Extinction with Water. Dragging down the Burning Masses and Packing
with Clay; (_c_) Insulating the Seat of the Fire by Dams. Dam
Building. Analyses of Fire Gases. Isolating the Seat of a Fire with
Dams: Working in Irrespirable Gases ("Gas-diving"): Air-Lock Work.
Complete Isolation of the Pit. Flooding a Burning Section isolated by
means of Dams. Wooden Dams; Masonry Dams. Examples of Cylindrical and
Dome-shaped Dams, Dam Doors: Flooding the Whole Pit--Rescue Stations:
(_a_) Stations above Ground; (_b_) Underground Rescue Stations--
Spontaneous Ignition of Coal in Bulk--Index.

VENTILATION IN MINES. By ROBERT WABNER, Mining Engineer. Translated from the German. Royal 8vo. Thirty Plates and Twenty-two Illustrations. 240 pp. 1903. Price 10s. 6d.; India and Colonies, 11s.; Other Countries, 12s.; strictly net.

Contents.

The Causes of the Contamination of Pit Air--The Means of Preventing
the Dangers resulting from the Contamination of Pit Air--Calculating
the Volume of Ventilating Current necessary to free Pit Air from
Contamination--Determination of the Resistance Opposed to the Passage
of Air through the Pit--Laws of Resistance and Formulæ therefor--
Fluctuations in the Temperament or Specific Resistance of a Pit--Means
for Providing a Ventilating Current in the Pit--Mechanical
Ventilation--Ventilators and Fans--Determining the Theoretical,
Initial, and True (Effective) Depression of the Centrifugal Fan--New
Types of Centrifugal Fan of Small Diameter and High Working Speed--
Utilising the Ventilating Current to the utmost Advantage and
distributing the same through the Workings--Artificially retarding the
Ventilating Current--Ventilating Preliminary Workings--Blind
Headings--Separate Ventilation--Supervision of Ventilation--INDEX.

HAULAGE AND WINDING APPLIANCES USED IN MINES. By CARL VOLK. Translated from the German. Royal 8vo. With Six Plates and 148 Illustrations. 150 pp. 1903. Price 8s. 6d.; Colonies, 9s.; Other Countries, 9s. 6d.; strictly net.

Contents.

Haulage Appliances--Ropes--Haulage Tubs and Tracks--Cages and Winding
Appliances--Winding Engines for Vertical Shafts--Winding without
Ropes--Haulage in Levels and Inclines--The Working of Underground
Engines--Machinery for Downhill Haulage.

Dental Metallurgy.

DENTAL METALLURGY: MANUAL FOR STUDENTS AND DENTISTS. By A. B. GRIFFITHS, Ph.D. Demy 8vo. Thirty-six Illustrations. 1903. 200 pp. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

Introduction--Physical Properties of the Metals--Action of Certain
Agents on Metals--Alloys--Action of Oral Bacteria on Alloys--Theory
and Varieties of Blowpipes--Fluxes--Furnaces and Appliances--Heat and
Temperature--Gold--Mercury--Silver--Iron--Copper--Zinc--Magnesium--
Cadmium--Tin--Lead--Aluminium--Antimony--Bismuth--Palladium--
Platinum--Iridium--Nickel--Practical Work--Weights and Measures.

Engineering, Smoke Prevention and Metallurgy.

THE PREVENTION OF SMOKE. Combined with the Economical Combustion of Fuel. By W. C. POPPLEWELL, M.Sc., A.M.Inst., C.E., Consulting Engineer. Forty-six Illustrations. 190 pp. 1901. Demy 8vo. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

Fuel and Combustion--Hand Firing in Boiler Furnaces--Stoking by
Mechanical Means--Powdered Fuel--Gaseous Fuel--Efficiency and Smoke
Tests of Boilers--Some Standard Smoke Trials--The Legal Aspect of the
Smoke Question--The Best Means to be adopted for the Prevention of
Smoke--Index.

GAS AND COAL DUST FIRING. A Critical Review of the Various Appliances Patented in Germany for this purpose since 1885. By ALBERT PÜTSCH. 130 pp. Demy 8vo. 1901. Translated from the German. With 103 Illustrations. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

Generators--Generators Employing Steam--Stirring and Feed Regulating
Appliances--Direct Generators--Burners--Regenerators and
Recuperators--Glass Smelting Furnaces--Metallurgical Furnaces--Pottery
Furnace--Coal Dust Firing--Index.

THE HARDENING AND TEMPERING OF STEEL IN THEORY AND PRACTICE. By FRIDOLIN REISER. Translated from the German of the Third Edition. Crown 8vo. 120 pp. 1903. Price 5s.; India and British Colonies, 5s. 6d.; Other Countries, 6s.; strictly net.

Contents.

Steel--Chemical and Physical Properties of Steel, and their Casual
Connection--Classification of Steel according to Use--Testing the
Quality of Steel--Steel-Hardening--Investigation of the Causes of
Failure in Hardening--Regeneration of Steel Spoilt in the
Furnace--Welding Steel--Index.

SIDEROLOGY: THE SCIENCE OF IRON (The Constitution of Iron Alloys and Slags). Translated from German of HANNS FREIHERR V. JÜPTNER. 350 pp. Demy 8vo. Eleven Plates and Ten Illustrations. 1902. Price 10s. 6d.; India and Colonies, 11s.; Other Countries, 12s.; net.

Contents.

The Theory of Solution.--Solutions--Molten Alloys--Varieties of
Solutions--Osmotic Pressure--Relation between Osmotic Pressure and
other Properties of Solutions--Osmotic Pressure and Molecular Weight
of the Dissolved Substance--Solutions of Gases--Solid Solutions--
Solubility--Diffusion--Electrical Conductivity--Constitution of
Electrolytes and Metals--Thermal Expansion. Micrography.--
Microstructure--The Micrographic Constituents of Iron--Relation
between Micrographical Composition, Carbon-Content, and Thermal
Treatment of Iron Alloys--The Microstructure of Slags. Chemical
Composition of the Alloys of Iron.--Constituents of Iron Alloys--
Carbon--Constituents of the Iron Alloys, Carbon--Opinions and
Researches on Combined Carbon--Opinions and Researches on Combined
Carbon--Applying the Curves of Solution deduced from the Curves of
Recalescence to the Determination of the Chemical Composition of the
Carbon present in Iron Alloys--The Constituents of Iron--Iron--The
Constituents of Iron Alloys--Manganese--Remaining Constituents of Iron
Alloys--A Silicon--Gases. The Chemical Composition of Slag.--Silicate
Slags--Calculating the Composition of Silicate Slags--Phosphate
Slags--Oxide Slags--Appendix--Index.

EVAPORATING, CONDENSING AND COOLING APPARATUS. Explanations, Formulæ and Tables for Use in Practice. By E. HAUSBRAND, Engineer. Translated by A. C. WRIGHT, M.A. (Oxon.), B.Sc. (Lond.). With Twenty-one Illustrations and Seventy-six Tables. 400 pp. Demy 8vo. 1903. Price 10s. 6d.; India and Colonies, 11s.; Other Countries, 12s.; net.

Contents.

_Re_Coefficient of Transmission of Heat, k/, and the Mean Temperature
Difference, [Greek: th]/m--Parallel and Opposite Currents--Apparatus
for Heating with Direct Fire--The Injection of Saturated Steam--
Superheated Steam--Evaporation by Means of Hot Liquids--The
Transference of Heat in General, and Transference by means of
Saturated Steam in Particular--The Transference of Heat from Saturated
Steam in Pipes (Coils) and Double Bottoms--Evaporation in a
Vacuum--The Multiple-effect Evaporator--Multiple-effect Evaporators
from which Extra Steam is Taken--The Weight of Water which must be
Evaporated from 100 Kilos. of Liquor in order its Original Percentage
of Dry Materials from 1-25 per cent. up to 20-70 per cent.--The
Relative Proportion of the Heating Surfaces in the Elements of the
Multiple Evaporator and their Actual Dimensions--The Pressure Exerted
by Currents of Steam and Gas upon Floating Drops of Water--The Motion
of Floating Drops of Water upon which Press Currents of Steam--The
Splashing of Evaporating Liquids--The Diameter of Pipes for Steam,
Alcohol, Vapour and Air--The Diameter of Water Pipes--The Loss of Heat
from Apparatus and Pipes to the Surrounding Air, and Means for
Preventing the Loss--Condensers--Heating Liquids by Means of Steam--
The Cooling of Liquids--The Volumes to be Exhausted from Condensers by
the Air-pumps--A Few Remarks on Air-pumps and the Vacua they Produce--
The Volumetric Efficiency of Air-pumps--The Volumes of Air which must
be Exhausted from a Vessel in order to Reduce its Original Pressure to
a Certain Lower Pressure--Index.

Plumbing, Decorating, Metal Work, etc., etc.

EXTERNAL PLUMBING WORK. A Treatise on Lead Work for Roofs. By JOHN W. HART, R.P.C. 180 Illustrations. 272 pp. Demy 8vo. Second Edition Revised. 1902. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

Cast Sheet Lead--Milled Sheet Lead--Roof Cesspools--Socket Pipes--
Drips-Gutters--Gutters (continued)--Breaks--Circular Breaks--Flats--
Flats (continued)--Rolls on Flats--Roll Ends--Roll Intersections--
Seam Rolls--Seam Rolls (continued)--Tack Fixings--Step Flashings--Step
Flashings (continued)--Secret Gutters--Soakers--Hip and Valley
Soakers--Dormer Windows--Dormer Windows (continued)--Dormer Tops--
Internal Dormers--Skylights--Hips and Ridging--Hips and Ridging
(continued)--Fixings for Hips and Ridging--Ornamental Ridging--
Ornamental Curb Rolls--Curb Rolls--Cornices--Towers and Finials--
Towers and Finials (continued)--Towers and Finials (continued)--
Domes--Domes (continued)--Ornamental Lead Work--Rain Water Heads--Rain
Water Heads (continued)--Rain Water Heads (continued).

HINTS TO PLUMBERS ON JOINT WIPING, PIPE BENDING AND LEAD BURNING. Third Edition, Revised and Corrected. By JOHN W. HART, R.P.C. 184 Illustrations. 313 pp. Demy 8vo. 1901. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

Pipe Bending--Pipe Bending (continued)--Pipe Bending (continued)--
Square Pipe Bendings--Half-circular Elbows--Curved Bends on Square
Pipe--Bossed Bends--Curved Plinth Bends--Rain-water Shoes on Square
Pipe--Curved and Angle Bends--Square Pipe Fixings--Joint-wiping--
Substitutes for Wiped Joints--Preparing Wiped Joints--Joint Fixings--
Plumbing Irons--Joint Fixings--Use of "Touch" in Soldering--Underhand
Joints--Blown and Copper Bit Joints--Branch Joints--Branch Joints
(continued)--Block Joints--Block Joints (continued)--Block Fixings--
Astragal Joints--Pipe Fixings--Large Branch Joints--Large Underhand
Joints--Solders--Autogenous Soldering or Lead Burning--Index.

WORKSHOP WRINKLES for Decorators, Painters, Paper-hangers and Others. By W. N. BROWN. Crown 8vo. 128 pp. 1901. Price 2s. 6d.; Abroad, 3s.; strictly net.

SANITARY PLUMBING AND DRAINAGE. By JOHN W. HART. Demy 8vo. With 208 Illustrations. 250 pp. 1904. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

Sanitary Surveys--Drain Testing--Drain Testing with Smoke--Testing
Drains with Water--Drain Plugs for Testing--Sanitary Defects--
Closets--Baths and Lavatories--House Drains--Manholes--Iron Soil
Pipes--Lead Soil Pipes--Ventilating Pipes--Water-closets--Flushing
Cisterns--Baths--Bath Fittings--Lavatories--Lavatory Fittings--Sinks--
Waste Pipes--Water Supply--Ball Valves--Town House Sanitary
Arrangements--Drainage--Jointing Pipes--Accessible Drains--Iron
Drains--Iron Junctions--Index.

THE PRINCIPLES AND PRACTICE OF DIPPING, BURNISHING, LACQUERING AND BRONZING BRASS WARE. By W. NORMAN BROWN. 35 pp. Crown 8vo. 1900. Price 2s.; Abroad, 2s. 6d.; strictly net.

HOUSE DECORATING AND PAINTING. By W. NORMAN BROWN. Eighty-eight Illustrations. 150 pp. Crown 8vo. 1900. Price 3s. 6d.; India and Colonies, 4s.; Other Countries, 4s. 6d.; strictly net.

A HISTORY OF DECORATIVE ART. By W. NORMAN BROWN. Thirty-nine Illustrations. 96 pp. Crown 8vo. 1900. Price 2s. 6d.; Abroad, 3s.; strictly net.

A HANDBOOK ON JAPANNING AND ENAMELLING FOR CYCLES, BEDSTEADS, TINWARE, ETC. By WILLIAM NORMAN BROWN. 52 pp. and Illustrations. Crown 8vo. 1901. Price 2s.; Abroad, 2s. 6d.; net.

THE PRINCIPLES OF HOT WATER SUPPLY. By JOHN W. HART, R.P.C. With 129 Illustrations. 1900. 177 pp., demy 8vo. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Contents.

Water Circulation--The Tank System--Pipes and Joints--The Cylinder
System--Boilers for the Cylinder System--The Cylinder System--The
Combined Tank and Cylinder System--Combined Independent and Kitchen
Boiler--Combined Cylinder and Tank System with Duplicate Boilers--
Indirect Heating and Boiler Explosions--Pipe Boilers--Safety Valves--
Safety Valves--The American System--Heating Water by Steam--Steam
Kettles and Jets--Heating Power of Steam--Covering for Hot Water
Pipes--Index.

Brewing and Botanical.

HOPS IN THEIR BOTANICAL, AGRICULTURAL AND TECHNICAL ASPECT, AND AS AN ARTICLE OF COMMERCE. By EMMANUEL GROSS, Professor at the Higher Agricultural College, Tetschen-Liebwerd. Translated from the German. Seventy-eight Illustrations. 1900. 340 pp. Demy 8vo. Price 12s. 6d.; India and Colonies, 13s. 6d.; Other Countries, 15s.; strictly net.

Contents.

HISTORY OF THE HOP--THE HOP PLANT--Introductory--The Roots--The Stem--
and Leaves--Inflorescence and Flower: Inflorescence and Flower of the
Male Hop; Inflorescence and Flower of the Female Hop--The Fruit and
its Glandular Structure: The Fruit and Seed--Propagation and Selection
of the Hop--Varieties of the Hop: (_a_) Red Hops; (_b_) Green Hops;
(_c_) Pale Green Hops--Classification according to the Period of
Ripening: Early August Hops; Medium Early Hops; Late Hops--Injuries to
Growth--Leaves Turning Yellow, Summer or Sunbrand, Cones Dropping Off,
Honey Dew, Damage from Wind, Hail and Rain; Vegetable Enemies of the
Hop; Animal Enemies of the Hop--Beneficial Insects on Hops--
CULTIVATION--The Requirements of the Hop in Respect of Climate, Soil
and Situation; Climate; Soil; Situation--Selection of Variety and
Cuttings--Planting a Hop Garden; Drainage; Preparing the Ground;
Marking-out for Planting; Planting; Cultivation and Cropping of the
Hop Garden in the First Year--Work to be Performed Annually in the Hop
Garden; Working the Ground; Cutting; The Non-cutting System; The
Proper Performance of the Operation of Cutting; Method of Cutting:
Close Cutting, Ordinary Cutting, The Long Cut, The Topping Cut; Proper
Season for Cutting: Autumn Cutting, Spring Cutting; Manuring; Training
the Hop Plant: Poled Gardens, Frame Training; Principal Types of
Frames; Pruning, Cropping, Topping, and Leaf Stripping the Hop Plant;
Picking, Drying and Bagging--Principal and Subsidiary Utilisation of
Hops and Hop Gardens--Life of a Hop Garden; Subsequent Cropping--Cost
of Production, Yield and Selling Prices.

Preservation and Storage--Physical and Chemical Structure of the Hop
Cone--Judging the Value of Hops.

Statistics of Production--The Hop Trade--Index.

Timber and Wood Waste.

TIMBER: A Comprehensive Study of Wood in all its Aspects (Commercial and Botanical), showing the Different Applications and Uses of Timber in Various Trades, etc. Translated from the French of PAUL CHARPENTIER. Royal 8vo. 437 pp. 178 Illustrations. 1902. Price 12s. 6d.; India and Colonies, 13s. 6d.; Other Countries, 15s.; net.

Contents.

Physical and Chemical Properties of Timber--Composition of the
Vegetable Bodies--Chief Elements--M. Fremy's Researches--Elementary
Organs of Plants and especially of Forests--Different Parts of Wood
Anatomically and Chemically Considered--General Properties of Wood--
Description of the Different Kinds of Wood--Principal Essences with
Caducous Leaves--Coniferous Resinous Trees--Division of the Useful
Varieties of Timber in the Different Countries of the Globe--European
Timber--African Timber--Asiatic Timber--American Timber--Timber of
Oceania--Forests--General Notes as to Forests; their Influence--
Opinions as to Sylviculture--Improvement of Forests--Unwooding and
Rewooding--Preservation of Forests--Exploitation of Forests--Damage
caused to Forests--Different Alterations--The Preservation of Timber--
Generalities--Causes and Progress of Deterioration--History of
Different Proposed Processes--Dessication--Superficial Carbonisation
of Timber--Processes by Immersion--Generalities as to Antiseptics
Employed--Injection Processes in Closed Vessels--The Boucherie System,
Based upon the Displacement of the Sap--Processes for Making Timber
Uninflammable--Applications of Timber--Generalities--Working Timber--
Paving--Timber for Mines--Railway Traverses--Accessory Products--
Gums--Works of M. Fremy--Resins--Barks--Tan--Application of Cork--The
Application of Wood to Art and Dyeing--Different Applications of
Wood--Hard Wood--Distillation of Wood--Pyroligneous Acid--Oil of
Wood--Distillation of Resins--Index.

THE UTILISATION OF WOOD WASTE. Translated from the German of ERNST HUBBARD. Crown 8vo. 192 pp. 1902. Fifty Illustrations. Price 5s.; India and Colonies, 5s. 6d.; Other Countries, 6s.; net.

Contents.

General Remarks on the Utilisation of Sawdust--Employment of Sawdust
as Fuel, with and without Simultaneous Recovery of Charcoal and the
Products of Distillation--Manufacture of Oxalic Acid from Sawdust--
Process with Soda Lye; Thorn's Process; Bohlig's Process--Manufacture
of Spirit (Ethyl Alcohol) from Wood Waste--Patent Dyes (Organic
Sulphides, Sulphur Dyes, or Mercapto Dyes)--Artificial Wood and
Plastic Compositions from Sawdust--Production of Artificial Wood
Compositions for Moulded Decorations--Employment of Sawdust for
Blasting Powders and Gunpowders--Employment of Sawdust for
Briquettes--Employment of Sawdust in the Ceramic Industry and as an
Addition to Mortar--Manufacture of Paper Pulp from Wood--Casks--
Various Applications of Sawdust and Wood Refuse--Calcium Carbide--
Manure--Wood Mosaic Plaques--Bottle Stoppers--Parquetry--
Fire-lighters--Carborundum--The Production of Wood Wool--Bark--Index.

Building and Architecture.

THE PREVENTION OF DAMPNESS IN BUILDINGS; with Remarks on the Causes, Nature and Effects of Saline, Efflorescences and Dry-rot, for Architects, Builders, Overseers, Plasterers, Painters and House Owners. By ADOLF WILHELM KEIM. Translated from the German of the second revised Edition by M. J. SALTER, F.I.C., F.C.S. Eight Coloured Plates and Thirteen Illustrations. Crown 8vo. 115 pp. 1902. Price 5s.; India and Colonies, 5s. 6d.; Other Countries, 6s.; net.

Contents.

The Various Causes of Dampness and Decay of the Masonry of Buildings,
and the Structural and Hygienic Evils of the Same--Precautionary
Measures during Building against Dampness and Efflorescence--Methods
of Remedying Dampness and Efflorescences in the Walls of Old
Buildings--The Artificial Drying of New Houses, as well as Old Damp
Dwellings, and the Theory of the Hardening of Mortar--New, Certain and
Permanently Efficient Methods for Drying Old Damp Walls and
Dwellings--The Cause and Origin of Dry-rot: its Injurious Effect on
Health, its Destructive Action on Buildings, and its Successful
Repression--Methods of Preventing Dry-rot to be Adopted During
Construction--Old Methods of Preventing Dry-rot--Recent and More
Efficient Remedies for Dry-rot--Index.

HANDBOOK OF TECHNICAL TERMS USED IN ARCHITECTURE AND BUILDING, AND THEIR ALLIED TRADES AND SUBJECTS. By AUGUSTINE C. PASSMORE. Demy 8vo. 380 pp. 1904. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net.

Foods and Sweetmeats.

THE MANUFACTURE OF PRESERVED FOODS AND SWEETMEATS. By A. HAUSNER. With Twenty-eight Illustrations. Translated from the German of the third enlarged Edition. Crown 8vo. 225 pp. 1902. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; net.

Contents.

The Manufacture of Conserves--Introduction--The Causes of the
Putrefaction of Food--The Chemical Composition of Foods--The Products
of Decomposition--The Causes of Fermentation and Putrefaction--
Preservative Bodies--The Various Methods of Preserving Food--The
Preservation of Animal Food--Preserving Meat by Means of Ice--The
Preservation of Meat by Charcoal--Preservation of Meat by Drying--The
Preservation of Meat by the Exclusion of Air--The Appert Method--
Preserving Flesh by Smoking--Quick Smoking--Preserving Meat with
Salt--Quick Salting by Air Pressure--Quick Salting by Liquid
Pressure--Gamgee's Method of Preserving Meat--The Preservation of
Eggs--Preservation of White and Yolk of Egg--Milk Preservation--
Condensed Milk--The Preservation of Fat--Manufacture of Soup Tablets--
Meat Biscuits--Extract of Beef--The Preservation of Vegetable Foods in
General--Compressing Vegetables--Preservation of Vegetables by
Appert's Method--The Preservation of Fruit--Preservation of Fruit by
Storage--The Preservation of Fruit by Drying--Drying Fruit by
Artificial Heat--Roasting Fruit--The Preservation of Fruit with
Sugar--Boiled Preserved Fruit--The Preservation of Fruit in Spirit,
Acetic Acid or Glycerine--Preservation of Fruit without Boiling--Jam
Manufacture--The Manufacture of Fruit Jellies--The Making of Gelatine
Jellies--The Manufacture of "Sulzen"--The Preservation of Fermented
Beverages--The Manufacture of Candies--Introduction--The Manufacture
of Candied Fruit--The Manufacture of Boiled Sugar and Caramel--The
Candying of Fruit--Caramelised Fruit--The Manufacture of Sugar Sticks,
or Barley Sugar--Bonbon Making--Fruit Drops--The Manufacture of
Dragées--The Machinery and Appliances used in Candy Manufacture--
Dyeing Candies and Bonbons--Essential Oils used in Candy Making--Fruit
Essences--The Manufacture of Filled Bonbons, Liqueur Bonbons and
Stamped Lozenges--Recipes for Jams and Jellies--Recipes for Bonbon
Making--Dragées--Appendix--Index.

Dyeing Fancy Goods.

THE ART OF DYEING AND STAINING MARBLE, ARTIFICIAL STONE, BONE, HORN, IVORY AND WOOD, AND OF IMITATING ALL SORTS OF WOOD. A Practical Handbook for the Use of Joiners, Turners, Manufacturers of Fancy Goods, Stick and Umbrella Makers, Comb Makers, etc. Translated from the German of D. H. SOXHLET, Technical Chemist. Crown 8vo. 168 pp. 1902. Price 5s.; India and Colonies, 5s. 6d.; Other Countries, 6s.; net.

Contents.

Mordants and Stains--Natural Dyes--Artificial Pigments--Coal Tar
Dyes--Staining Marble and Artificial Stone--Dyeing, Bleaching and
Imitation of Bone, Horn and Ivory--Imitation of Tortoiseshell for
Combs: Yellows, Dyeing Nuts--Ivory--Wood Dyeing--Imitation of
Mahogany: Dark Walnut, Oak, Birch-Bark, Elder-Marquetry, Walnut,
Walnut-Marquetry, Mahogany, Spanish Mahogany, Palisander and Rose
Wood, Tortoiseshell, Oak, Ebony, Pear Tree--Black Dyeing Processes
with Penetrating Colours--Varnishes and Polishes: English Furniture
Polish, Vienna Furniture Polish, Amber Varnish, Copal Varnish,
Composition for Preserving Furniture--Index.

Lithography, Printing and Engraving.

PRACTICAL LITHOGRAPHY. By ALFRED SEYMOUR. Demy 8vo. With Frontispiece and 33 Illus. 120 pp. 1903. Price 5s.; Colonies, 5s. 6d.; Other Countries, 6s.; net.

Contents.

Stones--Transfer Inks--Transfer Papers--Transfer Printing--Litho
Press--Press Work--Machine Printing--Colour Printing--Substitutes for
Lithographic Stones--Tin Plate Printing and Decoration--
Photo-Lithography.

PRINTERS' AND STATIONERS' READY RECKONER AND COMPENDIUM. Compiled by VICTOR GRAHAM. Crown 8vo. 112 pp. 1904. Price 3s. 6d.; India and Colonies, 4s.; Other Countries, 4s. 6d.; strictly net, post free.

Contents.

Price of Paper per Sheet, Quire, Ream and Lb.--Cost of 100 to 1000
Sheets at various Sizes and Prices per Ream--Cost of Cards--Quantity
Table--Sizes and Weights of Paper, Cards, etc.--Notes on Account
Books--Discount Tables--Sizes of spaces--Leads to a lb.--Dictionary--
Measure for Bookwork--Correcting Proofs, etc.

ENGRAVING FOR ILLUSTRATION. HISTORICAL AND PRACTICAL NOTES. By J. KIRKBRIDE. 72 pp. Two Plates and 6 Illustrations. Crown 8vo. 1903. Price 2s. 6d.; Abroad, 3s.; strictly net.

Contents.

Its Inception--Wood Engraving--Metal Engraving--Engraving in England--
Etching--Mezzotint--Photo-Process Engraving--The Engraver's Task--
Appreciative Criticism--Index.

Bookbinding.

PRACTICAL BOOKBINDING. By PAUL ADAM. Translated from the German. Crown 8vo. 180 pp. 127 Illustrations. 1903. Price 5s.; Colonies, 5s. 6d.; Other Countries, 6s.; net.

Contents.

Materials for Sewing and Pasting--Materials for Covering the Book--
Materials for Decorating and Finishing--Tools--General Preparatory
Work--Sewing--Forwarding, Cutting, Rounding and Backing--Forwarding,
Decoration of Edges and Headbanding--Boarding--Preparing the Cover--
Work with the Blocking Press--Treatment of Sewn Books, Fastening in
Covers, and Finishing Off--Handtooling and Other Decoration--Account
Books--School Books, Mounting Maps, Drawings, etc.--Index.

Sugar Refining.

THE TECHNOLOGY OF SUGAR: Practical Treatise on the Modern Methods of Manufacture of Sugar from the Sugar Cane and Sugar Beet. By JOHN GEDDES MCINTOSH. Demy 8vo. 83 Illustrations. 420 pp. Seventy-six Tables. 1903. Price 10s. 6d.; Colonies, 11s.; Other Countries, 12s.; net.

(_See "Evaporating, Condensing, etc., Apparatus," p. 27._)

Contents.

Chemistry of Sucrose, Lactose, Maltose, Glucose, Invert Sugar,
etc.--Purchase and Analysis of Beets--Treatment of Beets--Diffusion--
Filtration--Concentration--Evaporation--Sugar Cane: Cultivation--
Milling--Diffusion--Sugar Refining--Analysis of Raw Sugars--Chemistry
of Molasses, etc.

Bibliography.

CLASSIFIED GUIDE TO TECHNICAL AND COMMERCIAL BOOKS. Compiled by EDGAR GREENWOOD. Demy 8vo. 224 pp. 1904. Being a Subject-list of the Principal British and American Books in print; giving Title, Author, Size, Date, Publisher and Price. Price 7s. 6d.; India and Colonies, 8s.; Other Countries, 8s. 6d.; strictly net, post free.

Contents.

1. Agriculture and Farming--Agricultural Chemistry--Bee-keeping--
Cattle, Pigs, Sheep--Dairy and Dairy Work--Feeding Animals--Forestry--
Fruit Growing--Irrigation--Manures--Poultry Farming. 2. Air, Aerial
Navigation. 3. Architecture and Building. 4. Art--Lettering--
Modelling--Ornament--Painting--Perspective. 5. Arts and Crafts,
Amateur Work. 6. Auction Sales. 7. Banking. 8. Book and Newspaper
Production, Papermaking, Printing--Bookbinding--Bookselling--
Copyright--Journalism--Lithography--Papermaking--Printing,
Typography--Process Work--Stationery. 9. Brewing and Distilling. 10.
Cabinet-making. 11. Calculators, Ready Reckoners, Discount Tables. 12.
Carpentry and Joinery. 13. Chemicals, Chemistry. 14. Coachbuilding.
15. Commerce, Business. 16. Dams, Docks, Harbours. 17. Dogs. 18.
Domestic Economy--Cookery--Dressmaking--Laundry--Millinery. 19.
Electricity--Alternating Currents--Dynamos--Electric Heating--Electric
Lighting--Electric Traction--Telegraphy--Telephones--Wireless
Telegraphy. 20. Elocution, Voice Production. 21. Engineering and Metal
Work--Architectural Engineering--Blacksmithing--Boilers--Bridges--
Civil Engineering--Fuel, Smoke--Galvanising, Tinning--Gas, Oil and Air
Engines--Hardware--Hydraulic Engineering--Indicators--Injectors--Iron
and Steel--Ironfounding--Lathes, Tools--Locomotives--Machine
Construction and Design--Marine Engineering--Mechanical Engineering--
Metal Work--Pattern Making--Pipes--Power Transmission--Pumps--
Refrigeration--Saw Filing--Screw Cutting--Steam Engine--Strains and
Stresses--Turbines. 22. Factories and Workshops. 23. Financial--
Investments--Stockbroking. 24. Foods and Beverages--Adulteration and
Analysis--Bread--Cakes--Fish--Flour, Grain--Food and Drug Acts--Tea.
25. Foreign Exchange Tables, Metric System. 26. Foreign Languages. 27.
Gardening, Flowers. 28. Gas--Acetylene--Gas Fitting--Gas Lighting and
Supply. 29. Glass. 30. Glues, Inks, Pastes. 31. Horses. 32. Hospitals,
Nursing. 33. House Decoration. 34. Hygiene, Public Health--
Bacteriology--Hygiene--Public Health--Sanitary Inspection--Sewage and
Sewerage. 35. India-Rubber. 36. Insurance. 37. Jewellery, Silver and
Goldsmith's Work. 38. Land, Property. 39. Leather Trades. 40. Legal--
Arbitration--Bankruptcy Law--Commercial Law--Contract Law--
Solicitors--Stamp Duties--Trustee Law--Wills. 41. Metallurgy. 42.
Military. 43. Mining, Quarrying. 44. Motor Cars and Cycles. 45. Music.
46. Nautical, Navigation. 46a. Navy. 47. Oils, Fats. 48. Optical,
Microscopy, Instruments. 49. Paints, Colours, Varnishes. 50. Patents,
Trade Marks. 51. Photography. 52. Physics. 53. Physical Training. 54.
Plumbing, Heating, Ventilation. 55. Pottery, China, Bricks. 56. Public
Meetings, Elections, Taxes. 57. Railways and Tramways--Construction of
Railways--Carriage and Wagon Building--Law of Railways--Light
Railways--Management. 58. Rivers, Canals. 59. Roads, Highways. 60.
Shopkeeping, Ticket Writing. 61. Shorthand, Typewriting. 62. Soaps,
Candles. 63. Building, Co-operative and Friendly Societies. 64.
Surveying. 65. Teaching, Education. 66. Telegraph Codes. 67. Textile
Trades. 68. Timber. 69. Veterinary. 70. Watches, Clocks. 71. Water.
Subject Index.

SCOTT, GREENWOOD & CO. will forward these Books, _post free_, upon receipt of remittance at the published price, or they can be obtained through all Booksellers.

Full List of Contents of any of the books will be sent on application.

SCOTT, GREENWOOD & CO.,
Technical Book Publishers
19 LUDGATE HILL, LONDON, E.C.