PUBLISHED BY CROSBY LOCKWOOD & CO. 



5 



Tramways and Tram-Traffic, 



TRAMWAYS : their CONSTRUCTION and WORKING. 

 Containing a Comprehensive History of the System ; an exhaus- 

 tive Analysis of the Various Modes of Traction, including Horse 

 Power, Steam, Heated Water, and Compressed Air ; a Description 

 of the varieties of Rolling Stock ; and ample Details of Cost and 

 Working Expenses, with Special reference to the Tramways of the 

 United Kingdom. By D. Kinnear Clark, M. I. C. E., Author 

 of ' Railway Machinery,' &c., in one vol. 8vo, with numerous illus- 

 trations and thirteen folding plates, i8j. cloth. [yust published. 



Iron and Steel, 



' IRON AND STEEL ' : a Work for the Forge, Foundry, 

 Factory, and Office. Containing Ready, Useful, and Trustworthy 

 Information for Ironmasters and their Stocktakers ; Managers of 

 Bar, Rail, Plate, and Sheet Rolling Mills ; Iron and Metal 

 Founders ; Iron Ship and Bridge Builders ; Mechanical, Mining, 

 and Consulting Engineers ; Architects, Contractors, Builders, and 

 Professional Draughtsmen. By Charles Hoare, Author of 

 *The Slide Rule,' &c. Eighth Edition. Revised throughout and 

 considerably enlarged. With folding Scales of Foreign Mea- 

 sures compared with the English Foot," and "fixed Scales of 

 Squares, Cubes, and Roots, Areas, Decimal Equivalents, &c." 

 Oblong, 32mo, leather elastic-band, 6s. 



" We cordially recommend this book to those engaged in considering the details 



of all kinds of iron and steel works It has been compiled with care and 



accuracy Many useful rules and hints are given for lessening the 



amount of arithmetical labour which is always more or less necessary in arranging 

 iron and steel work of all kinds, and a great quantity of useful tables for preparing 

 estimates of weights, dimensions, strengths of structures, costs of work, &c. , will be 

 found in Mr. Hoare's book. — Naval Science. 



Wealés Engineer s Pocket-Book. 



THE ENGINEER'S, ARCHITECT'S, and CONTRACTOR'S 

 POCKET-BOOK (Lockwood & Co.'s; formerly Weale's). 

 Published Annually. In roan tuck, gilt edges, with lo Copper- 

 Plates and numerous^Woodcuts. 6s. 



*' A vast amount of really valuable matter condensed into the small dimen- 

 sions of a book which is, in reality, what it professes to be — a pocket-book. . . . 

 We cordially recommend the book. — Colliery Guardian. 



" It contains a large amount of information peculiarly valuable to those for whose 

 use it is compiled. We cordially commend it to the engineering and architectural 

 professions generally." — Mining Journal. 



Iron Bridges, Girders, Roofs, &c, 



A TREATISE on the APPLICATION of IRON to the CON- 

 STRUCTION of BRIDGES, GIRDERS, ROOFS, and OTHER 

 WORKS ; showing the Principles upon which such Structures are 

 Designed, and their Practical Application. Especially arranged for 

 the use of Students and Practical Mechanics, all Mathematical For- 

 mulge and Symbols being excluded. By Francis Campin, C.E. 

 Second Edition revised and corrected. With numerous Diagrams. 

 l2mo, cloth boards, 33-. 



Invaluable to those who have not been educated in mathematics.*' — Colliery 

 Guardian. 



*' Remarkably accurate and well written." — Artizan, 



