_Conveyance and Distribution of Water for Water Supply._ =Edward Wegmann, C.E.= Medium 8vo. 367 Illustrations. 8 Plates. 26/- net. (See page 22.)

_Refuse Disposal and Power Production._ =W. F. Goodrich.= Demy 8vo. 16/- net.

A catalogue of technical and scientific books published by Constable & Company Ltd — Part 25

_Small Dust Destructors for Institutional and Trade Refuse._ =W. F. Goodrich.= Demy 8vo. 4/- net.

A catalogue of technical and scientific books published by Constable & Company Ltd — Part 25

_British Progress in Municipal Engineering._ =William H. Maxwell, A.M.Inst.C.E.= Super-Royal 8vo. 6/- net.

A catalogue of technical and scientific books published by Constable & Company Ltd — Part 25

_Water Pipe and Sewage Discharge Diagrams._ =T. C. Ekin, M.Inst.C.E., M.I.Mech.E.= Folio. 6/- net.

These diagrams and tables with accompanying descriptive letterpress and examples are based on Kutter’s formula with a coefficient of roughness of 0·013 and give the discharges in cubic feet per minute of every inch diameter of pipe from 3 to 48 inches when running full on inclinations from 1 to 15 per 1000.

_Water: its Purification and Use in the Industries._ =W. W. Christie, M.Am.S.M.E.=, etc. 230 pages. 79 Illustrations. 12/6.

_Modern Sanitary Engineering._ =Gilbert Thomson, M.A., M.Inst.C.E.= Part I. HOUSE DRAINAGE. Demy 8vo. Vol. I. 2nd Edition. (Glasgow Text-Books of Civil Engineering.) 16/- net.

CONTENTS.—Introductory. The Site and Surroundings of the House. The General Principles of Drainage Design. Materials for Drains. The Size of Drains. The Gradient of Drains. Drain Flushing Traps: Their Principle and Efficacy. Traps: Their Number and Position. “Disconnections.” Intercepting Traps and Chambers. Inspection Openings and Manholes. Soil, Waste and Connecting Pipes. Water Closets. Flushing Cisterns and Pipes. Urinals. Baths. Lavatory Basins. Sinks, Tubs, etc. Trap Ventilation. Designing a System of Drainage. Buildings of Special class. Test and Testing. Sanitary Inspections. Sewage Disposal for Isolated Houses. Index.

CONTENTS.—General Principles of Design. Evolution of a Scheme. Size of Sewers. Quantity of Sewage. Velocity of Flow. Flushing. Excavations. Construction of Pipe Sewers. Construction of Built Sewers. Sea Outfall Sewers. Sewer Ventilation. Manholes. Lampholes. Street Gullies. Inverted Syphons. Raising Sewage. Storm Overflows. Connection to House Drains. Specifications and Schedules for Sewerage Work. Drainage and Sewerage of Housing Schemes. Index.