TABLE No. 8. SUMMARY OF ULTIMATE AND WORKING RESISTANCES OF VARIOUS MATERIALS IN TONS PER SQUARE INCH OF SECTION. ADIAL pressure, 50 transverse, 148; deflection of R Range of elasticity, 9 51; distributing, 142-153; fixed Matter, molecules of, 2 Modulus of elasticity, 4, 240 Molecules of matter, 2 Reservoir walls, 184 Retaining walls, 184; for earth, Rivets, 123 Rivet holes, 125 Rivets, proportions of, 124 Rollers, expansion, 167 ANGENTIAL forces, 49 Moment of resistance of beams, Tee-iron stiffeners, 163 22 Moment of force, 12 NEUTRAL axis, 21, 53 Testing structures, 170 Tied arch, 89, 100 Timber columns, strength of, 115; joints, 118 Transverse girders, 148 Triangular load on beams, 39 Triangular girder, 65 PRINTED BY VIRTUE AND CO., LIMITED, CITY ROAD, LONDON. A Catalogue of Books INCLUDING MANY NEW AND STANDARD WORKS IN ENGINEERING, ARCHITECTURE, AGRICULTURE, MATHEMATICS, MECHANICS, SCIENCE, ETC. PUBLISHED BY CROSBY LOCKWOOD & CO., 7, STATIONERS'-HALL COURT, LUDGATE HILL, E.C. ENGINEERING, SURVEYING, ETC. Humber's New Work on Water-Supply. A COMPREHENSIVE TREATISE on the WATER-SUPPLY of CITIES and TOWNS. BY WILLIAM HUMBER, A-M. Inst. C.E., and M. Inst. M. E. Illustrated with 50 Double Plates, I Single Plate, Coloured Frontispiece, and upwards of 250 Woodcuts, and containing 400 pages of Text, Imp. 4to, 67. 6s. elegantly and substantially half-bound in morocco. List of Contents: Machinery.-XII. Conduits.-XIII. Distribution of Water.-XIV. Meters, Service Pipes, and House Fittings.-XV. The Law and Economy of Water Works.XVI. Constaut and Intermittent Supply. I. Historical Sketch of some of the means that have been adopted for the Supply of Water to Cities and Towns.II. Water and the Foreign Matter usually associated with it.-III. Rainfall and Evaporation.--IV. Springs and the water--XVII. Description of Plates.-Appenbearing formations of various districts.V. Measurement and Estimation of the Flow of Water.-VI. On the Selection of the Source of Supply.-VII. Wells.VIII Reservoirs.-IX. The Purification of Water.-X. Pumps.-XI. Pumping "The most systematic and valuable work upon water supply hitherto produced in English, or in any other language. Mr. Humber's work is characterised almost throughout by an exhaustiveness much more distinctive of French and German than of English technical treatises."-Engineer. dices, giving Tables of Rates of Supply, Velocities, &c. &c., together with Specifications of several Works illustrated, among which will be found :-Aberdeen, Bideford, Canterbury, Dundee, Halifax, Lambeth, Rotherham, Dublin, and others. Humber's Great Work on Bridge Construction. A COMPLETE and PRACTICAL TREATISE on CAST and "A book and particularly a large and costly treatise like Mr. Humber's-which has reached its third edition may certainly be said to have established its own reputation."-Engineering. B |