E. & F. N. SPON: LONDON AND NEW YORK.

Screw Cutting.

Tables for Engineers and Mechanics, giving the values of the different trains of Wheels required to produce Screws of any pitch, calculated by Lord Lindsay, M.P., F.R.A.S., F.R.G.S., etc., etc., royal 8vo, oblong 2 0

Screw Cutting.

Screw Cutting Tables, for the use of Mechanical Engineers, showing the proper arrangement of Wheels for cutting the Threads of Screws of any required pitch, with a Table for making the Universal Gas-pipe Threads and Taps, by W. A. Martin, Engineer, second edition, royal 8vo, oblong, cloth 1 0

Ditto, ditto, sewed 0 6

Sewage.

A Handbook of Sewage Utilization, by Ulick Ralph Burke, Esq., Barrister-at-Law, second edition, crown 8vo, cloth 3 6

This work treats: I. Of the evils of the present system of Sewage Treatment, the Pollution of Water, and the Waste of Manure. II. Remedies, Privy, and Ash-pit; Eureka System; Milan, Goul, and Moule's Systems. III. Treatment of Sewage by Chemical means; Experiments with Lime; Lime and Chloride of Iron; Sulphate of Ammonia; Holden's Process; Sulphate of Alumina; Persalts of Iron; Blyth, Lenk, Phosphate, A.B.C., Scott, and Hille Processes; Filtration. IV. Irrigation. With an Appendix, including the Law relating to Sewage Utilization.

Slide Valve. Designing Valve-gearing.

A Treatise on a Practical Method of Designing Slide Valve Gearing by Simple Geometrical Construction, based upon the principles enunciated in Euclid's Elements, and comprising the various forms of Plain Slide Valve and Expansion Gearing; together with Stephenson's, Gooch's, and Allan's Link-Motions, as applied either to reversing or to variable expansion combinations, by Edward J. Cowling Welch, Memb. Inst. Mechanical Engineers, crown 8vo, cloth 6 0

The system described in this work enables any draughtsman or foreman to "get out" in a few minutes, and with the greatest precision, all the details of a Slide Valve Gear, without recourse to models or other similar appliances.

E. & F. N. SPON: LONDON AND NEW YORK.

Silver Mines.

Vazeeri Rupi, the Silver Country of the Vazeers, in Kulu: its Beauties, Antiquities, and Silver Mines, including a Trip over the lower Himalayah Range and Glaciers, by J. Calvert, F.G.S., Mem. Inst. C.E., illustrated with a map and coloured plates, 8vo, cloth 16 0

Spectrum Analysis.

Photographed Spectra. One hundred and thirty-six Photographs of Metallic, Gaseous, and other Spectra, printed by the permanent autotype process, with Introduction, Description of Plates, and Index; and with an extra plate of the Solar Spectrum (showing bright lines), compared with the Air Spectrum, by J. Rand Capron, F.R.A.S., 8vo, doth £1 10 0

Steam Boilers.

Practical Treatise on Steam Boilers and Boiler Making, by N.P. Burgh, Mem. Inst. Mec. Eng., illustrated by 1163 wood engravings and 50 large folding plates of working drawings, royal 4to, half-morocco £3 3 6

Contents: Marine Boilers. Locomotive Boilers. Portable Land Boilers. Stationary Land Boilers. Cylindrical Boilers. Vertical Boilers. Tube Boilers. Circular Boilers. Water Tube Boilers. Fire Engine Boilers. Furnace Boilers. Gas fuel Boilers. Oil Fuel Boilers. Mechanical Coal-Feeding Furnaces. Mechanical Oil-Feeding Furnaces. Self-Acting Non-Feed Alarm Apparatus. Safety Valves with Loads and Self-Adjusting Springs. Feed Pumps. Feed Injectors Self-Acting Feed-Water Apparatus. Smoke-Consuming Apparatus. Construction Proportions. Setting. Rules. Contracts. Repairs. Prices. Explosions. Nature of Metals used. Galvanic Actions. Incrustation and Cleansing.

Steam Boilers.

A Pocket-Book for Boiler Makers and Steam Users comprising a variety of useful information for Employer and Workman, Government Inspectors, Board of Trade Surveyors, Engineers in charge of Works and Slips, Foremen of Manufactories, and the general Steam-using Public, by Maurice John Sexton, royal 32mo, roan, gilt edges 5 0

E. & F. N. SPON: LONDON AND NEW YORK.

Steam Engine.

Modern Marine Engineering applied to Paddle and Screw Propulsion; consisting of 36 plates, 259 wood engravings, and 403 pages of descriptive matter, the whole being an exposition of the present practice of the following firms: Messrs. J. Penn and Sons; Maudslay, Sons, and Field; James Watt and Co.; J. and G. Rennie; R. Napier and Sons; J. and W. Dudgeon; Ravenhill and Hodgson; Humphreys and Tennant; Mr. J. F. Spencer; Messrs. Forester and Co. By N. P. Burgh, Engineer, 4to, cloth £2 5 0

Steam Engine.

Modern Compound Engines, being a Supplement to Modern Marine Engineering, by N. P. Burgh, Mem. Inst. Mech. Eng., numerous large plates of working drawings, 4to, cloth 18 0

The following firms have contributed Working Drawings of their best and most modern examples of Engines fitted in the Royal and Mercantile Navies: Messrs. Maudslay, Rennie, Watt, Dudgeon, Humphreys, Ravenhill, Jackson, Perkins, Napier, Elder, Laird, Day, Allibon.

Steam Engine.

A Practical Treatise on the Steam Engine, containing Plans and Arrangements of details for Fixed Steam Engines, with Essays on the Principles involved in Design and Construction, by Arthur Ri g, Engineer, Member of the Society of Engineers and of the Royal Institution of Great Britain. Demy 4to, in 12 Monthly Parts, copiously illustrated with woodcuts and plates, each Part 3 0

Or complete in One Volume, half-bound morocco £ 2 2 0

Steam Engine.

The Relative Merits of Simple and Compound Engines as applied to Ships of War; Prize Essay by Niel McDougall, Assoc. Inst. C.E., Mem. Inst. N.A., of the Department of the Controller of the Navy, with an Appendix, containing particulars and analyses of recent experiments, second edition, 8vo, cloth 4 6

E. & F. N. SPON: LONDON AND NEW YORK.

Steam Engine.

The Steam Engine considered as a Heat Engine: a Treatise on the Theory of the Steam Engine, illustrated by Diagrams, Tables, and Examples from practice. By James H. Cotterill, M.A., Professor of Applied Mechanics in the Royal Naval College.