July i8, 1890.] 



LOW-PRICED BOOKS. 



Any of the following low-priced books will be 

 mailed postpaid on receipt of price. 



SCIENCE BOOK AGENCY, 



47 Lafayette Place, New York. 



AGRICVIiTURB:. 



Agricultural Drainage. By J. B. Denton. 8°. $] 



Animal Food Resources of Di£ferent Nations. By 

 P. L. Simmonds. 12° ' 



Armstrong's Agriculture. 18° 



British Wild-Flowers Considered in Relation to 

 Insects- By Sir John Lubbock 1 



Coffee and Chiccory. By P. L. Simmonds. 12°. 



Diseases of Field and Garden Crops, chiefly such 

 as are caused by Fungi. By W. G. Smith. 

 16° ■• 1 



Flowers, Fruits, and Leaves. By Sir John Lub- 

 bock 3 



Flowers, The Colours of. By Grant Allen. i2° i 



Fruits, Selected : Their Culture, Propagation, 

 and Management in the Garden and Orchard. 

 ByCDowning. I2° ... ■• : 



Gardening for Ladies, and Companion to the 

 Flower-Garden. By Mrs. J. C. Loudon. 12°. : 



Hops : Cultivation, Commerce, and Uses. By P. 

 L. Simmonds. 12° 



Horticulture, The Theory of ; or. An Attempt 

 to explain Gardening upon Physiological Prin- 

 ciples. By J. Lindley and A. J. Downing 



Sewage irrigation by Farmers. By R. W. Birch. 



Sewage Utilization. By B Latham. Z" i.oo 



Useful Animals and their Products. By P. L. 



Simmonds. 16° i-25 



ARCHITECTUKE AND BlTIIiDING 

 CONSTRUCTION. 



Architecture, the Stepping-Stone to. By 



Thomas Mitchell. 18° 50 



Boiler and Water Pipes, Kitchen. By H. Grim- 



shaw. 8° 40 



Building Construction. By Edward J. Burrell. 



,jO 80 



Chimneys for Furnaces, Fireplaces, and Steam- 



Boilers. By R. Armstrong, C.E. 18° 50 



Cooking Range, The. By F. Dye. 12° 20 



Fires in Theatres. ByE. M.Shaw. 12° 1.25 



Gas Fitter's Guide. By J. Eldridge. 12° 4° 



Hot-Water Apparatus, Fitting. By F. Dye 12° i.oo 

 Hot- Water Apparatus, Fixing. By J. Eldridge. 



12° 40 



Hot-Water Fitting and Steam Cooking Appa- 

 ratus. By F. Dye. 16° 50 



Pump Fitter's Guide. By J. Eldridge. 12° 40 



Strength of Beams under Transverse Loads. By 



Professor W. Allan. iS" ._. .50 



Ventilation of American Dwellings. By David 



Boswell Reid, M.D. 12° . . . ... 1.50 



,Ventilation of Buildings. By W. F. Butler. 18° .50 



ASTRONOMY AND NAVIGATION. 



Astronomy for Beginners. By Francis Fellowes. 



16° 



Astronomy, Lesions in Elementary. By R. A. 



Proctor. 8° 



Hours with a Three-Inch Telescope. By Capt. 



William Noble. 8° 



Magnetism and the Deviation of the Compass, 



By John Merrifield. 18° 



Navigation, A Treatise on, for the Use of Stu- 

 dents. By John Merrifield. 12° 



Sea-Routes, The Shortest, and Maps for finding 



them in a Few Seconds (Great-Circle Sailing). 



By R. A. Proctor. 4° 



Student's Atlas, The. By R. A. Proctor. 8°.... 



CHEMISTRY. 



Experimental Chemistry for Junior Students. 

 By J. E. Reynolds. 



Part L Introductory 



Part II. Non-Metals 



Part in. Metals 



Part IV. Chemistry of Carbon Compounds, or 

 Organic Chemistry 



Faraday^s Chemistry of a Candle. 16° 



Practical Chemistry ; the Principles of Qualita- 

 tive Analysis. By William A. Tilden. &".... 



Practical Inorganic Chemistry, An Introduction 

 to ; or The Principles of Analysis. By William 

 Jago. 8° 



Practical Organic Analysis, An Introduction to. 

 By George E. R. Ellis. 8° 



Qualitative Analysis and Laboratory Practice, 

 Manual of. By T. E. Thorpe and M. M. Pat- 

 tison Miiir. 12° 



Qualitative Chemical Analysis, A Short Course 

 in. By Professor I. M. Crafts and Professor 

 Charles A. SchaefEer. 12° 



Qualitative Chemicai Analysis, An Elementary 

 Manual of. By Maurice Perkins. 12° 



Quantitative Analysis. By H. Carrington Bol- 

 ton. 8° 



SCIENCE. 



Quantitative Chemical Analysis. By T. E. 



Thorpe. 18° 1 



Tables for the Analysis of a Simple Salt for Use 



in School Laboratories. ByA. Vinter. 8° 



EDUCATION. 



Education. By Mayo W. 



Railroad Economics; or. Notes, with Comments. 



By S. W. Robinson. C.E. 18° i 



Retaining Walls, Surcharged and Different Forms 



of. By James S. Tate, C.E. 18" 



Safety Valves. By Richard H. Buel, C.E. 18° 

 Skew Arches. By Professor E. W. Hyde, C.E. 



British and A 



Hazeltine. ^ 

 Culture of the Observing Faculties. By Rev. 



Warren Burton. 16° 



Library, The. By A. Lang. With a Chapter on 



Modern Illustrated Books, by Austin Dobson. 



Mahaffy's Old Greek Education. 16° 



Manchester Science Lectures for the People 



Overpressure in High Schools in Denmark. ' By 



Dr. Hertel 



Seeing and Thinking. By W. K. Clifford . . 



Spelling Reform from an Educational Point of 



View. By J. H. Gladstone 



ELECTRICITY. 



Alternate Current Machinery. By G. Kapp. 



18° , 



Chemistry of the Secondary Batteries of Plante 



and Faure. By J. H. Gladstone and A. Tribe. 

 D\'NAMlc Electricity. By John Hopkinson, J. A. 



Schoolbred, and R. E. Day. 18° 



Dynamo-Electric Machines, Recent Progress in. 



By Professor Sylvanus P. Thompson. 18° ... . 



Electric Bells. By F. C. Allsop. 12° 



Electric Lighting from Central Stations. By G. 



Forbes • • 



Electricity, Supply of, by Local Authorities. 



By K. Hedges. 8" 



Electro-Magnetic Telegraph, A Hand-Book of 



the. By A. E. Loring. 18° 



Electro-Magnets. By Th. Du Moncel. Tr. by 



C. J. Wharton 



Electro-Telegraphy. By F. S. Beecher. 16°.. 

 Incandescent Electric Lights, with Particular 



Reference to the Edison Lamps at the Paris 



Exhibition. By Comte Th. Du Moncel, W. 



H. Preece, J. W. Howell, and others. 18° 



Induction Coils : How Made and How Used. 



Terrestrial Magnetism and the Magnetism 

 Iron Vessels. By Professor Fairman Rogei 



Thermo-Electricity. By A. Rust. 8" 



Wrinkles in Electric Lighting. By V. Stephe 



Ulu 



ENGINEERING. 



Actual Lateral Pressure of Earthwork, The. By 

 Benjamin Baker. 18° 



Arches, Theory of. By Professor W. Allan. 18° 



Arches, Theory of Solid and Braced. By William 

 Cain, C.E. 18° 



Beams and Girders. Practical Formulas for their 

 Resistance. By P. H. Philbrick. j8° 



Boilkr Incrustation and Corrosion. By F. J. 

 Rowan. 18° 



Bridge and Tunnel Centres. By John B. Mc- 

 Master, C.E. 18° 



Bridges, On the Theory and Calculation of Con- 

 tinuous. By Mansfield Merriman, Ph.D. 18° 



Bridges, Practical Treatise on the Properties of 

 Continuous. By Charles Bender, C.E. 18°.. 



Cable-Making of Suspension Bridges. By W. 

 Hildenbrand, C.E. 18° 



Compound Engines. Tr. from the French of A. 

 Mallet. 18° 



Flow of Water in Open Channels, Pipes, Conduits, 

 Sewers, etc.: with Tables. By P. J. Flynn, 

 C.E. iS" 



Foundations. By Professor Jules Gaudard, C.E. 

 Tr. from the French. 18° 



Friction of Air in Mines. By J. J. Atkinson. 

 18° 



Fuel. By C. William Siemens, D.C.L.; to which 

 is appended the Value of Artificial Fuel as 

 compared with Coal, by John Wormald, C.E. 



Stadia Surveying. The Theory of Stadia Meas. 



urements. By Arthur Winsfow. 18° 



STEAM-Boilor Explosions. By Zerah Colburn. 18° 



Steam-Engine Indicator, The, and its Use. By 

 W. B. LeVan. 18° 



SrEAM Injectors. Tr. from the French of M. Leon 

 Pochet. 18° 



Storage Reservoirs, On the Designing and Con- 

 struction of. By Arthur Jacob, A. B. i3° . . . . 



Strength of Materials. By William Kent, C.E. 

 18° 



Strength of Wrought-Iron Bridge Members. By 

 S. W. Robinson, C.E. 18° 



Testing-Machines, their History, Construction, 

 and Use. By Arthur V. Abbott. i8» 



Theory of the Gas-Engine, The. By Dugald 

 Clerk. 18° 



Topographical Surveying. By G. J. Specht, 

 Professor A. S. Hardy, John B. McMaster, 

 and H. F. Walling. 18° 



Transmission of Power by Compressed Air. By 

 Robert Zahner, M.E 18° 



Transmission of Power by Wire Ropes. By Al- 

 bert W. Stahl, U.S.N. i8° 



Turbine Wheels. By Professor W. P. Trow- 

 biidge. 18° 



Ventilation of Coal-Mines, The. By W. Fair- 

 ley, M.E. i8« 



VoussoiR Arches, A Theory of. By Professor W. 

 E. Cain. 18° 



VoussoiR Arches applied to Stone Bridges, Tun- 

 nels, Culverts, and Domes. By Professor 

 William Cain. 18° 



Wheels, A Practical Treatise on the Teeth of. 

 By Professor S. W. Robinson. iS" 



OTISCELI-ANEOIJS. 



Graphic Method for solving Certain Algebraic 

 Equations. By Professor George L. Vose. 18" 



Leahy's The Art of Swimming in the Eton Style. 



Life History Album. By Francis Galton. 4° . . . . 



Life of Faraday. By J. H. Gladstone. 16° 



Polarisation of Light. By W. Spottiswoode — 



Record of Family Faculties. By Francis Galton. 

 4° 



Streeter's Great Diamonds of the World. 4° . . . 



NATURAL HISTORY. 



Chapters on Ants. By Mary Treat. 32° 



Colours of Flowers, On the. As Illustrated in 



the British Flora. By Grant Allen 



Common Frog. The. By St George Mivart 



Darwin, Charles. Memorial Notices reprinted 



from *' Nature." By Professor Huxley 



SANITARY SCIENCE. 



Air We Breathe, the, and Ventilation. By Pro- 

 fessor H. A. Mott. 16° 



Bad Drains, and How to Test them. By R. H. 

 Reeves. 12° 



DiKTV Dustbins and Sloppy Streets. By H. P. 



Gases 



with in Coal-Mil 



By J. J. Atkin- 



the 



Helicoiijal Oblique Arches, Treatis 



Theory of the Construction of. By John L. 

 Culley, CE. 18° 



High Masonry Dams. By John B. McMaster, 

 C.E. 18° 



How to draw a Straight Line : A Lecture on Link- 

 ages. By A. B. Kempe 



Ice-Making Machines. From the French of M. 

 Le Boux. 18° 



Kinematics of Machinery. By Professor Ken- 

 nedy. Wiih an Introduction by Professor R. 

 H. Thurston. 18° 



Linkages: the Different Forms and Uses of Ar- 

 ticulated Links. By J. D. C. Dc Roos. iS".. 



Maxi.mum Stresses in Framed Bridges. By Pro- 

 fessor W.lliam Cain, C.E. 18° 



Metals and their Chief Industri.il Applications. 

 By C. R. A. Wright 



Metals, The Fatigue of, under Repeated Strains. 

 Fro n the German of Professor Ludwig Spang- 

 enburgh,with a Preface by S. H Shreve, A.M. 



Hii 



18° 



By 



.so Plate Girder Construction. By 



Practical Designing of Retaining Walls 



Arthur Jacob. A. B. 18° 



oportions of Pins used in Bridges. By Charles 

 Bender, C.E. 18° 



Disease and Putrescent Air. By T- Rowan. 8°.. 



Drainage of Towns. By J. Phillips. 8° 



DwELLlNG-HousES : Their Sanitary Construction 

 and Arrangements. By Professor W. H. Cor- 

 field. iS" 



Fashion in Deformity. By William Henry Flower. 



Food. The Composition, Digestibility, and Nu- 

 tritive Value of. By Professor Henry A. 

 Mott 



Health, The Laws of. By W. H. Corfield. 8°.. 



Health-Science, A Manual of. By Andrew Wil- 

 son. 8° 



Healthy Foundations for Houses. By Glenn 

 Brown. 18° 



Hints on taking a House. By H. P. Boulnois. 

 i6° 



House Drainage and Sanitaiy Plumbing. By W. 

 P. Gerhard. 18° 



Maternal Management of Children in Health 

 and Disease. By Dr. Thomas Bull. 12° 



Pneumatic Drainage. By .\. Smith. 8° 



POT/.BLE Water and the Different Methods of de- 

 tecting Impurities. By Charles W. Folkard. 



I Town 



Sanitary Condition of D*elling-Hi 



and Country. By George E. Wa 

 Sanitary Drainage of Buildings, No 



Recent Practice in, with Mem 



Cost of Plumbing Work. By W. P. Gerhard 



nbodying 

 die 



C. E. 



.j„....„.,. Protection. By W. Parry, i".. 



Sanitary Works Abroad. By R. Manning. 8°.. 

 Sanitation, Simplicity in. By E. T. Blake. 8°. 

 Sewage, Disposal of. By Maxwell and Tuke. 8°. 

 Sewer Gases: Their Nature and Origin. By A. 



De Varona. 18° 



Sewerage and Sewage Utilization. By Professor 



W. H.Conield. iB° 



Shone Sewerage System. By E. Ault. S° 



Storage of Water. By J. B. Denton. 8" 



Ventilation, Mechanics of. By George W. Raf- 



Water and Water Supply. By Professor W. H. 

 Corfield. 18" 



