Alexander, B. The Ornamental Penman’s, Engraver’s, Sign Writer’s, and Stonecutter’s Pocket Book of Alphabets. Oblong 12mo, sewed 6
Andre, G. G. The Draughtsman’s Handbook of Plan and Map Drawing. Crown 4to 9 0
Atkinson, E. H. de V. A Text Book of Practical Solid Geometry. 8vo 7 6
Binns, W. Elementary Treatise on Orthographic Projection. Twelfth edition, 8vo 9 0
—— Second Course of Orthographic Projection. Fourth edition, 8vo 10 6
Clarke, G. S. The principles of Graphic Statics Third edition, 4to 12 6
Cromwell, J. H. A System of Easy Lettering. Fourth thousand, oblong 8vo 2 6
Halliday, G. A First Course of Mechanical Drawing (Tracing), oblong 4to, sewed 2 0
Ott, K. Von. The Elements of Graphic Statics translated by G. S. Clarke. Crown 8vo 5 0
Stanley, W. F. A Descriptive Treatise on Mathematical Drawing Instruments. Seventh edition, crown 8vo 5 0

ELECTRICAL ENGINEERING.

Allsop, F. C. Electric Bell Construction. Second edition, crown 8vo 3 6
—— Induction Coils and Coil Making. Third edition, crown 8vo 3 6
—— Practical Electric Bell Fitting. Ninth edition. Crown 8vo 3 6
—— Telephones: their Construction and Fitting. Sixth edition, crown 8vo 3 6
Andrews, T. Thermo-electric Reactions and Currents between Metals in Fused Salts. 8vo, sewed 1 0
Crocker, F. B. Electric Lighting: A Practical Exposition of the Art.
Vol. I. The Generating Plant. Royal 8vo 12 6
Vol. II. Distributing Systems & Lamps. Royal 8vo 12 6
Cushing, Jr., H. C. Standard Wiring for Electric Light and Power. New edition, crown 8vo, limp leather net 4 6
Fahie, J. J. A History of Electric Telegraphy to the year 1837. Crown 8vo 9 0
Fleming, J. A. Magnets and Electric Currents. Crown 8vo 7 6
Halliday, Geo. Notes on design of Small Dynamo. Second edition, 8vo 2 6
Haskins, C. D. Transformers: their Theory, Construction, and Application simplified. Crown 8vo 4 6
Heaphy, M. The Phœnix Fire Office Rules for Electric Light Installation and Electrical Power Installation. Twenty-sixth edition, 8vo, sewed 6
Hedges, K. American Electric Street Railways: their Construction and Equipment. Post 4to 12 6
Hoskiœr, Col. V. Testing Telegraph Cables. Third edition, crown 8vo 4 6
Hughes, N. The Magneto-Hand Telephone. Square 16mo 3 6
Inst. of Electrical Engrs. General Rules recommended for Wiring for the Supply of Electrical Energy. 8vo, sewed 6
Kempe, H. R. A Handbook of Electrical Testing. Sixth edition, demy 8vo 18 0
Langdon, W. E. The Application of Electricity to Railway Working. 8vo 10 6
Lintern, W. The Motor Engineer’s & Electrical Worker’s Handy-book. 12mo net 2 0
Maycock, W. P. Practical Electrical Notes and Definitions. Second edition, royal 32mo 2 0
Ditto ditto French morocco, gilt edges 3 0
Nichols, E. L. The Galvanometer. Royal 8vo, sewed 4 6
Norrie, H. T. Induction Coils. Second edition, crown 8vo net 4 6
Parker, H. C. A Systematic Treatise on Electrical Measurements. 8vo 4 6
Practical Electrics. A Universal Handybook on Every Day Electrical Matters. Sixth edition, 8vo 3 6
Reagan, H. C. Electrical Engineers’ & Students’ Chart and Handbook of the Brush Arc Light System. 8vo 4 6
Reed’s Electric Lighting for Steamers and its Management. Crown 8vo net 2 6
Sprague, J. T. Electricity: its Theory, Sources and Applications. Third edition, crown 8vo 15 0
Thom, C., & Jones, W. H. Telegraphic Connections. Oblong 8vo 7 6
Thompson, E. P., & Anthony, W. A. Röntgen Rays and Phenomena of the Anode and Cathode. 8vo 7 6
Thompson, S. P. Dynamo Electric Machinery. Seventh Edition in preparation
—— Latest Dynamo Electric Machines. Demy 8vo 4 6
—— The Electro-Magnet and Electro Magnetic Mechanism. Third Edition in the Press
—— Philipp Reis, Inventor of the Telephone: a Biographical Sketch. 8vo, cloth 7 6
—— Polyphase Electric Currents and Alternate Current Motors. Second edition, demy 8vo 1 1 0
Thompson, S. P., & Thomas, E. Electrical Tables and Memoranda. 64mo, roan, gilt edges 1 0
Ditto ditto, in celluloid case 1 6

HOROLOGY

Britten, F. J. The Watch and Clock Maker’s Handbook, Dictionary and Guide. Ninth Edition. Crown 8vo net 5 0
—— Former Watch and Clock Makers and their Work. Crown 8vo net 5 0
—— Old Clocks & Watches & their Makers. Demy 8vo net 10 0
—— The Springing & Adjusting of Watches. Crown 8vo net 3 0
Immisch, M. Prize Essay On the Balance Spring and its Isochronal Adjustments. Crown 8vo 2 6
Nelthropp, H. L. Treatise on Watch work, Past and Present. Crown 8vo 6 6

HYDRAULICS.

Pumps, Water Wheels.

Bjorling, P. R. Pumps: Historically, Theoretically and Practically Considered. Second edition, crown 8vo 7 6
Bjorling, P. R. Pump Details. Crown 8vo 7 6
—— Practical Handbook on Direct-Acting Pumping Engine and Steam Pump Construction. Crown 8vo 5 0
—— Pumps and Pump Motors: A Manual for the use of Hydraulic Engineers. Two vol. royal 4to 3 3 0
—— Practical Handbook on Pump Construction. Second edition, crown 8vo 5 0
—— Water or Hydraulic Motors. Crown 8vo 9 0
Blaine, R. G. Hydraulic Machinery, with an Introduction to Hydraulics. Demy 8vo 14 0
Box, T. Practical Hydraulics. Twelfth edition, crown 8vo 5 0
Colyer, F. Hydraulic, Steam, and Hand Power Lifting and Pressing Machinery. Second edition, imperial 8vo 1 8 0
—— Pumps and Pumping Machinery—
Vol I. Second edition, 8vo 1 8 0
Vol II. Second edition, 8vo 1 5 0
Cullen, W. Practical Treatise on the Construction of Horizontal and Vertical Waterwheels. Second edition, small 4to 5 0
Davey, H. Description of the Differential Expansive Pumping Engine. 8vo 2 0
De Salis, R. Tables giving Hydraulic Mean Depth & Area of Circular Sewers. 8vo, sewed 1 0
Donaldson, W. Donaldson’s Poncelet Turbine and Water Pressure Engine and Pump. 4to 5 0
—— Principles of Construction and Efficiency of Waterwheels. 8vo 5 0
Hennell, T. Hydraulic and other Tables for purposes of Sewage & Water Supply. Crown 8vo 5 0
Hick, J. Experiments on the Friction of the Leather Collar in Hydraulic Presses. 8vo, sewed 1 0
Higham, T. Hydraulic Tables for Finding the Mean Velocity and Discharge in Open Channels. Second edition, super-royal, 8vo 7 6
Silk, A. E. Tables for Calculating the Discharge of Water in Pipes for Water & Power Supplies. Indexed at side for ready reference. Crown 8vo 5 0
Stone, T. W. Simple Hydraulic Formulæ. Crown 8vo 4 0

INDUSTRIAL CHEMISTRY AND MANUFACTURES.