Applied Mechanics. A Treatise for the Use of Students who have time to work Experimental, Numerical, and Graphical Exercises illustrating the subject. By John Perry. With 371 illustrations. 12mo, cloth. 678 pages. London, 1897.$3 50
Architecture. Architectural Drawing for Mechanics. By I.P. Hicks. A comprehensive treatise on Architectural Drawing for Building Mechanics, showing the learner how to proceed step by step in every detail of the work. Square 12mo, cloth. 6 illustrations. 94 pages. New York, 1897.$1 00
Architecture. The Planning and Construction of High Office Buildings. By W.H. Birkmire. 8vo, cloth. Illustrated. 345 pages. New York, 1898.$3 50
Arches. A Treatise on Arches. Designed for the Use of Engineers and Students in Technical Schools. By M.A. Howe. 8vo, cloth. New York, 1897.$4 00
Asbestos and Asbestic. Their Properties, Occurrence and Use. By R. H. Jones. With 11 Collotype Plates and other illustrations. 8vo, cloth. London, 1897.$6 50
Assaying. A Manual of Assaying Gold, Silver, Lead, Copper. By Walter Lee Brown. Seventh edition. 533 pages. Illustrated. 12mo. cloth. Chicago, 1897.$2 50
Astronomy. A New Astronomy. By David P. Todd. 12mo, cloth. 480 pages. Profusely illustrated. New York, 1898.$1 50
Beverages. Standard Manual for Soda and other Beverages. A Treatise especially adapted to the requirements of Druggists and Confectioners. By A. Emil Hiss. 12mo, cloth. 260 pages. Chicago, 1897.$4 00
Bicycle Repairing. A Manual compiled from articles in "The Iron Age." By S.D.V. Burr. 8vo, cloth. 166 pages. Fully illustrated. New York.$1 00
Boot Making and Mending. Including Repairing, Lasting and Finishing. With numerous engravings and diagrams. Edited by Paul N. Hasluck. (Work Handbooks.) 16mo, cloth. 160 pages, fully illustrated. New York, 1897.$0 50
Botany. A Text Book of General Botany. By Carlton C. Curtis, Tutor in Botany in Columbia University. 8vo, cloth. 359 pages, illustrated. New York, 1897.$3 00
Brewing Calculations. Gaging and Tabulation, Formulae, Tables and General Information for Brewers, and Excise Officers Surveying Breweries. By Claude H. Bater. 64mo, vest pocket size. 340 pages. London, 1898.$0 60
Bridges. DePontibus: A Pocket Book for Bridge Engineers. By J.A.L. Waddell. 12mo, leather. Pocketbook form with flap. 403 pages. New York, 1898.$3 00
Carpentry and Joinery. A Textbook for Architects, Engineers, Surveyors and Craftsmen. Fully illustrated and written by Banister F. Fletcher and H. Philip Fletcher. 12mo, cloth. 293 pages. London, 1898.$2 00
Chemistry for Photographers. By Chas. F. Townsend. Illustrated. 12mo, cloth. New York, 1897.$0 75
Compressed Air. Practical Information upon Air Compression and the Transmission and Application of Compressed Air. By Frank Richards. 12mo, cloth. 203 pages. Illustrated. New York.$1 50

Our large Catalogue of American and Foreign Scientific and Technical Books, embracing more than Fifty different subjects, and containing 116 pages, will be mailed, free, to any address in the world.

Any of the foregoing Books mailed, on receipt of price, to any address. Remit by Draft, Postal Note, Check, or Money Order, to order of

MUNN & CO.,
361 Broadway, New York.

Electro-Metallurgy. Electric Smelting and Refining: The Extraction and Treatment of Metals by means of the Electric Current. Being the second edition of Elektro-Metallurgie by Dr. W. Borchers. Translated, with additions, by Walter G. McMillan. With 3 plates and numerous illustrations in the text. 8vo, cloth. 416 pages. London and New York, 1897 $6.50

Electro-Technical Series. By Edwin J. Houston, Ph.D., and A.E. Kennelly, D.Sc. Ten volumes: Alternating Electric Currents, Electric Heating, Electro-Magnetism, Electricity in Electro-Therapeutics, Electric Arc Lighting, Electric Incandescent Lighting, Electric Motors, Electric Street Railways, Electric Telephony, Electric Telegraphy. Each $1.00

Engineers. The Practical Management of Engines and Boilers, including Boiler Setting, Pumps, Injectors, Feed Water Heaters, Steam Engine Economy, Condensers, Indicators, Slide Valves, Safety Valves, Governors, Steam Gages, Incrustation and Corrosion, etc. A Practical Guide for Engineers and Firemen and Steam Users generally. By William B. Le Van. 12mo, cloth. 267 pages. 49 illustrations. 1897 $2.00

Experimental Science. By George M. Hopkins. This book treats on the various topics of Physics in a popular and practical way. It describes the apparatus in detail, and explains the experiments in full, so that teachers, students and others interested in Physics may readily make the apparatus without expense and perform the experiments without difficulty. The aim of the writer has been to render physical experimentation so simple and attractive as to induce both old and young to engage in it for pleasure and profit. A few simple arithmetical problems comprise all of the mathematics of the book. Many new experiments are here described for the first time. It is the most thoroughly illustrated work over published on Experimental Physics. 840 pages. Over 790 illustrations. Seventeenth edition. Revised and enlarged. 8vo, cloth $4.00

Explosives. Lectures on Explosives. A course of Lectures prepared especially as a Manual and Guide in the Laboratory of the United States Artillery School. By Willoughby Walke, First Lieut. Fifth United States Artillery. Second edition. Revised and enlarged. 8vo, cloth. 435 pages. New York, 1897 $4.00

Feeds and Feeding. A Handbook for the Student and Stockman. By W.A. Henry. 8vo, cloth. 657 pages. 1898 $2.00

Our large Catalogue of American and Foreign Scientific and Technical Books, embracing more than Fifty different subjects, and containing 116 pages, will be mailed, free, to any address in the world.

Any of the foregoing Books mailed, on receipt of price, to any address. Remit by Draft, Postal Note, Check, or Money Order, to order of

MUNN & CO.,
361 BROADWAY, NEW YORK.