This edition of Scott's Cotton-Spinner, by Oliver Byrne, is designed for the American Operative. It will be found intensely practical, and will be of the greatest possible value to the Manager, Overseer, and Workman.

Sellers, The Color-mixer,

By John Sellers, an Experienced Practical Workman. To which is added a Catechism of Chemistry. In one volume, 12mo....................................................$2.50

Smith, The Dyer's Instructor;

Comprising Practical Instructions in the Art of Dyeing Silk, Cotton, Wool and Worsted, and Woolen Goods, as Single and Two-colored Damasks, Moreens, Camlets, Lastings, Shot Cobourgs, Silk Striped Orleans, Plain Orleans, from White and Colored Warps, Merinos, Woolens, Yarns, etc.; containing nearly eight hundred Receipts. To which is added a Treatise on the Art of Padding, and the Printing of Silk Warps, Skeins and Handkerchiefs, and the various Mordants and Colors for the different styles of such work. By David Smith, Pattern Dyer. A new edition, in one volume, 12mo.....................$3.00

Published By Henry Carey Baird.

CONTENTS. - Wool Dyeing, 60 receipts - Cotton Dyeing, 68 receipts - Silk Dyeing, 60 receipts - Woolen Yarn Dyeing, 69 receipts -Worsted Yarn Dyeing, 61 receipts - Woolen Dyeing, 52 receipts - Damask Dyeing, 40 receipts - Moreen Dyeing, 38 receipts - Two-Colored Damask Dyeing, 21 receipts - Camlet Dyeing, 23 receipts - Lasting Dyeing, 23 receipts - Shot Cobourg Dyeing, 18 receipts - Silk Striped Orleans, from Black, White, and Colored Warps, 23 receipts - Colored Orleans, from Black Warps, 15 receipts - Colored Orleans and Co-bourgs, from White Warps, 27 receipts - Colored Merinos, 41 receipts - Woolen Shawl Dyeing, 15 receipts - Padding, 42 receipts - Silk Warp, Skein, and Handkerchief Printing, 62 receipts - Nature and Use of Dye-wares, including Alum,. Annotta, Archil, Ammonia, Argol, Super Argol, Camwood, Catechu, Cochineal, Chrome, or Bichromate of Potash, Cudbear, Chemic, or Sulphate of Indigo, French Berry, or Persian Berry, Fustic or Young Fustic, Galls, Indigo, Kermes or Lac Dye, Logwood, Madder, Nitric Acid or Aqua Fortis, Nitrates, Oxalic Tin. Peachwood, Prussiate of Potash, Quercitron Bark, Safflower, Saunders or Red Sandal, Sapan Wood, Sumach, Turmeric, Examination of Water by Tests, etc., etc.

Ulrich, Dussauce. A Complete Treatise

On the Art of Dyeing Cotton and Wool, as practised in Paris, Rouen, Mulhouse and Germany. From the French of M. Louis Ulrich, a Practical Dyer in the principal Manufactories of Paris, Rouen, Mulhouse, etc., etc.; to which are added the most important Receipts for Dyeing Wool, as practised in the Manufacture Imperiale des Gobelins, Paris. By Professor H. Dussauce. 12mo..$3.00 CONTENTS.-

In all nearly 700 Receipts.

Easton. A Practical Treatise on Street or Horse-power Railways;

Their Location, Construction and Management; with general Plans and Rules for their Organization and Operation: together with Examinations; tive Advantages over the Omnibus System, and Inquiries as to their Value for Investment; including Copies of Municipal Ordinances relating thereto. By Alexander Easton, C. E. Illustrated by twenty-three plates, 8vo., cloth.................................................................$2.00

Their Location, Construction and Management; with general Plans and Rules for their Organization and Operation: together with Examinations as to their Comparative Advantages over the Omnibus System, and Inquiries as to their Value for Investment; including Copies of Municipal Ordinances relating thereto. By Alexander Easton, C. E. Illustrated by twenty-three plates, 8vo., cloth.................................................................$2.00

Examinations of Drugs, Medicines, Chemicals, etc,

As to their Purity and Adulterations. By C. H. Peirce, M. D. 12mo., cloth............................................$2.50

Fisher's Photogenic Manipulation,

16mo., cloth......................................................... 62

Gas and Ventilation;

A Practical Treatise on Gas and Ventilation. By E. E. Perkins. 12mo., cloth.......................................$1.00

Gilbart. A Practical Treatise on Banking,

By James William Gilbart, F. R. S. A new enlarged and improved edition. Edited by J. Smith Homans, editor of "Banker's Magazine." To which is added " Money," by H. C. Carey. 8vo..........................................63.50

Gregory's Mathematics for Practical Men;

Adapted to the Pursuits of Surveyors, Architects, Mechanics and Civil Engineers. 8vo., plates, cloth...$2.25

Hardwich. A Manual of Photographic Chemistry;

Including the practice of the Collodion Process. By J. F. Hardwich. (In press.)

Hay. The Interior Decorator;

The Laws of Harmonious Coloring adapted to Interior Decorations; with a Practical Treatise on House Painting. By D. R. Hay, House Painter and Decorator. Illustrated by a Diagram of the Primary, Secondary and Tertiary Colors. 12mo. (In press.)

Published By Henry Carey Baird.

Inventor's Guide - Patent Office and Patent Laws:

Or, a Guide to Inventors, and a Book of Reference for Judges, Lawyers, Magistrates, and others. By J. G. Moore. 12mo., cloth..........................................$1.25

Jervis. Railway Property, A Treatise

On the Construction and Management of Railways; designed to afford useful knowledge, in the popular style, to the holders of this class of property; as well as Railway Managers, Officers and Agents. By John B. Jervis, late Chief Engineer of the Hudson River Railroad, Cro-ton Aqueduct, etc. One volume, 12mo., cloth.......$2.00

CONTENTS. - Preface - Introduction. Construction. - Introductory - Land and Land Damages - Location of Line - Method of Business - Grading - Bridges and Culverts - Road Crossings - Ballasting Track-Cross Sleepers - Chairs and Spikes - Rails - Station Buildings - Locomotives, Coaches and Cars. Operating. - Introductory - Freight - Passengers - Engine Drivers - Repairs to Track - Repairs of Machinery -Civil Engineer - Superintendent - Supplies of Material - Receipts - Disbursements - Statistics - Running Trains - Competition - Financial Management - General Remarks.