HOLLEY (A. L.). Railway Practice. American and European Railway Practice, in the Economical Generation of Steam, including the Materials and Construction of Coal-burning Boilers, Combustion, the Variable Blast, Vaporization, Circulation, Superheating, Supplying and Heating Feed-water, &c., and the Adaptation of Wood and Coke burning Engines to Coal-burning; and in Permanent Ways including Road-bed, Sleepers, Rails, Joint-fastenings, Street Railways, &c. With seventy-seven lithographed plates. Folio, cloth MINIFIE (WILLIAM). Mechanical Drawing. A Text-Book of Geometrical Drawing for the use of Mechanics. With illustrations for Drawing Plans, Sections, and Elevations of Railways and Machinery; an Introduction to Isometrical Drawing, and an Essay on Linear Perspective and Shadows. Illustrated. Ninth edition. With an Appendix on the Theory and Application of Colors. 8vo, cloth. STILLMAN (PAUL). $12 00 4 00 Steam-Engine Indicator, and the improved Manometer Steam and Vacuum Gauges, - their Utility and Application. New edition. 12mo, flexible cloth 1 00 WALKER (W. H.). Screw Propulsion. Notes on Screw Propulsion: its Rise and History. 8vo, cloth MAC CORD (C. W.). A Practical Treatise on the Slide-Valve by Eccentrics, examining by methods the action of the Eccentric upon the Slide-Valve, and explaining the practical processes of laying out the movements adapting the valve for its various duties in the steam-engine. For the use of engineers, draughtsmen, machinists, and students of valve-motions in general. Illustrated. 4to, cloth KIRKWOOD (JAMES P.). Report on the Filtration of River Waters for the Supply of Cities, as practised in Europe. Made to the Board of Water Commissioners of the city of St. Louis. Illustrated by thirty double-plate engravings. 4to, cloth. BURGH (N. P.). Modern Marine Engineering, applied to Paddle and Screw Propulsion. Consisting of 36 colored plates, 259 practical woodcut illustrations, and 403 pages of descriptive matter; the whole being an exposition of the present practice of James Watt & Co., J. & G. Rennie, R. Napier & Sons, and other celebrated firms. Thick 4to vol. Cloth Half morocco. 75 3 00 15 00 25 00 30 00 SIMMS (F. W.). A Treatise on the Principles and Practice of Levelling, showing its application to purposes of Railway-Engineering and the Construction of Roads, &c. Illustrated. 8vo, cloth BURT (W. A.). Key to the Solar Compass, and Surveyor's Companion. Comprising all the rules necessary for use in the field. Second edition, pocket-book form, tuck THE PLANE-TABLE. Its Uses in Topographical Surveying. From the papers of the HOWARD (C. R.). Earthwork Mensuration on the Basis of the Prismoidal Formulæ. Containing simple and labor-saving method of obtaining prismoidal contents directly from end areas. Illustrated by examples, and accompanied by plain rules for practical uses. Illustrated. 8vo, cloth GRUNER (M. L.). The Manufacture of Steel. Translated from the French by LENOX BARBA (J.). The Use of Steel for Constructive Purposes; Method of Working, DUBOIS (A. J.). $2.50 2 50 2.00 1 50 3 50 1 50 The New Method of Graphical Statics. With sixty illustrations. 8vo, cloth 1 50 EDDY (H. T.). Researches in Graphical Statics, embracing New Constructions in Graphical Statics, a new General Method in Graphical Statics, and the Theory of Internal Stress in Graphical Statics. 8vo, cloth, 1 50 WEALE'S RUDIMENTARY SCIENTIFIC SERIES. These highly popular and cheap series of books, now comprising over two hundred distinct works in almost every department of Science, Art, and Education, are recommended to the notice of Engineers, Architects, Builders, Artisans, and Students generally, as well as to those interested in Workmen's Libraries, Free Libraries, Literary and Scientific Institutions, Colleges, Schools, Science Classes, &c. Fully illustrated by wood-cuts where necessary. Full list, with prices, furnished upon application. General Catalogue of Scientific Books, with Index to Authors, 76 pages, 8vo, sent on receipt of 10 cents. 6 |