July 4, 1890.] 



LOW-PRICED BOOKS. 



Any of ihe following low-priced books will be 

 mailed postpaid on receipt of price. 



SCIENCE BOOK AGENCY, 



47 Lafayette Place, New York. 



AGRICIII.XIJKE. 



Agricultural Drainage. By J. B. Denton. S°. 5 



Animal Food Resources of Different Nations. By 

 P. L. Simmonds. 12° 



Armstrong's Agriculture. 18° 



BKinSH Wild-Flowers Considered in Relation to 

 Insects By Sir John Lubbock 



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



Diseases of Field and Garden Crops, chiefly such 

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

 16° 



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

 bock 



Flowers, The Colours of. By Grant Allen. 12° 



Fruits, Selected: Their Culture, Propagation, 

 and Management in the Garden and Orchard. 

 ByC.Downing. I2° .-. 



Gardening for Ladies, and Companion to the 

 Flower-Garden. By Mrs. J. C. Loudon. 1.,°. 



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 



SCIENCE. 



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



8° 1-°' 



Sewage Utilization. By B. Latham. 8° loi 



Useful Animals and their Products. By P. L. 



Simmonds. 16° 1-2 



AKCmXECTCRE AND BUILDING 



CONSTRUCTION. 



Architecture, the Stepping-Stone to. By 



Thomas Mitchell. 18° 



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



BuiLDlNG Construction. By Edward J. BurrelL 



Chimneys for Furnaces, Fireplaces, and Steam- 



Boilers. By R. Armstrong. C.E. li" 



Cooking Range, The. By F. Dye. 12° 



Fires in Theatres. By E. M. Shaw. 12° 1 



Gas Fitter's Guide. By J. Eldiidge. 12° 



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

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



Hot-Water Fitting and Steam Cooking Appa- 

 ratus, By F. Dye. 16° 



Pump Fitter's Guide. By J. Eldndge. 12° 



Strength of Beams under Transverse Loads. By 

 Professor W. Allan. t8° 



Ventilation of American Dwellings. By David 

 Boswell Reid, M.D. 12° i 



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



ASTRONOMY AND NAVIGATION. 



Astronomy for Beginners. By Francis Fellowes. 



i6» 



Astronomy, Les-ons in Elementary. By R. A. 



Proctor. 8° 



Hours with a Three-Inch Telescope. By Capt. 



William Noble. S° i 



Magnetism and the Deviation of the Compass, 



By John Merrifield. 18° 



Navigation. A Tre-itise on. for the Use of Stu- 

 dents. By John Merrifield. 12° : 



Sea-Routks, 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. 



Parti. Introductory 



Part II. Non-Metals 



Part III. 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. 8°.... 

 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. S° 



Qualitative Analysis and Laboratory Practice, 

 •■ ualof. By T. E. Thorpe and M. M. Pat- 



QuANTiTATivE Chemical Analysis. By T. E. 



Thorpe. 18° i 



Tables for the Analysis of a Simple Salt for Use 



in School Laboratories. ByA.Vinter. 8° 



EDUCATION. 



British and American Education. By Mayo W. 



Hazeltine. 32° 



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. 



Mahaffv'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 



Rail 



. No 



■ith Co 

 nd Different Fon 



Alternate Cur: 



ELECTRICITY. 



Machinery. By G. Kapp. 



Chemistry of the Secondary Batteries of Plante 



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

 Dynamic Elec'ricity. By John Hopkinson, J. A. 



Schoolbred, and R. E. Day. 18° 



Dynamo-Electric Machines, Recent Progress in. 



By Professor Sylvaniis 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 faris 



Exhibition. By Comte Th. Du Moncel. W. 



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

 Induction Coils : How Made and How Used. 



Tes 



rRlAL Magnetism and the Magnetism of 

 Vesse's. By Professor Fairman Rogers. 



i-Electricity. By A. Rust. 8° 



Es in Electric Lighting. By V. Stephe 



FUE 



, Mu 



Qualitative Chemical Analysis, A Short Course 

 in. By Professor I. M. Crafts and Professor 

 Charles A. Schaeffer. r2'= 



Qualitative Chemical Analysis. An Elementary 

 Manual of. By Maurice Perkins. ta° 



Quantitative Analysis. By H. Carrington Bol- 



Gases 



rith in Coal-Mil 



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. Phllbrick. 18° 



Boiler Incrustation and Corrosion. By F. J. 

 Rowan. iS° 



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. iS° 



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. i8» 



Foundations. By Professor Jules Gaudard," C.E. 

 Tr. from the French. i&° 



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



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

 i appended the Value of Artificial Fuel as 

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



By J. J. Atkin- 

 son. 18° 



Helicoidal Oblique Arches, Treatise on the 

 Theory of the Construction of. By John L. 

 Culley.C E. 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 Doux. 18° 



Kinematics of Machinery. By Professor Ken- 

 nedy. With an Introduction by Professor R. 

 H.Thurston. 18° 



Linkages ; the Different Forms and Uses of Ar- 

 ticulated Links. By J. D. C. De Roos. 18°.. 



Maximum Stresses in Framed Bridges. By Pro- 

 fessor William Cain, C.E. i8° 



Metals and their Chief Industrial 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. 

 18° 



Plate Girder Construction. By Isami Hiroi. j8° 



Practical Designing of Retaining Walls. By 

 Arthur Jacob. A. B. 16°.... 



Proportions of Pins used in Bridges. By Charles 

 Bender, C.E. 18° 



By S. W. Robinson. C.E. 

 Retaining Walls. Surcharged ; 



of. By James S. Tate, C.E. 18° 



Safe . Y Valves. By Richard H. Buel, C.E. 18° 

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



Illu 



Stadia Surveying. The Theory of Stadia Meas- 

 urements. By Arthur Winslow. 18° 



STEAM-Boilor Explosions. By Zerah Colburn. 18° 



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

 W. K. LeVan. 18° 



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

 Pochet. i8'> 



Storage Reservoirs, On the Designing and Con- 

 struction of. By Arthur Jacob, A. B. 18°.... 



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



iS» 



ngth of Wroiight-Iron Bridge Members. By 

 S. W. Robinson, C E. 18° 



Testing-Machines, their History, Construction, 

 and Use. By Arthur V. Abbott. iS° 



Theory of the Gas-Engine, The. By Dugald 

 Clerk. 18° 



Topographical Surveying. By G. J. Specht, 

 Professor A. S.' Hardy, John B. McNIaster, 

 and H. F. Walling. i8'> 



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. iS" 



Turbine Wheels. By Professor W. P. Trow- 

 bi idge. 18*^ 



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

 ley, M.E. 18° 



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. i&° 



MISCELLANEOUS. 



Graphic Method for solving Certain Algebraic 



Equations. By Professor George L. Vose. iS° 



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. 



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

 NATURAL HISTORY. 



Chaftrrs on .4nts. 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. 

 fessor H. A. Mott. 

 Bad Drains, and How to Test thi 



DiKTV Dustbins and Sloppy Streets. By H, 



Bouln 



16° 



d Ventilation. By Pro- 



6° 



ByR. H. 



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



Drainage of Towns. By J. Phillips. 8° 



DwELLlNG-HouSES 1 Their Sanitary Construction 

 and Arrangements. By Professor W. H. Cor- 

 field jS" 



Fashion in Deformity. By William Henry Flower. 



Food. The Composition. Digestibility, and Nu- 

 tritive Value of. By Professor Henry A. 

 Molt 



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



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



Healthy Foundations for Houses. By Glenn 



Brown. 18° ;. 



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



House Drainage and Sanitary Plumbing. By W. 

 P.Gerhard. 18° 



Maternal Management of Children in Health 

 and Disease. By Dr. Thomas Bull. 12° 



Pneumatic Drainage. By A. Smith. 8° 



Potable Water and the Different Methods of de- 

 tecting Impurities. By Charles W. Folkard. 

 i8"> 



Sanitary Condition of Dwelling-Houses in Town 

 and Country. By George E. Waring, jun. iS". 



Sanitary Drainage of Buildings, Notes embodying 

 Recent Practice in, with Memorandi on the 

 Cost of Plumbing Work. By W. P. Gerhard, 

 C. E. 18° 



Sanitary Protection. By W. Parry. 8° 



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



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



Sewage, Disposal of. By Ma.xwcll and Tuke. 8°. 



Sewer Gases: Their Nature and Origin. By A. 

 De Varona. j8° 



Sewerage and Sewage Utiliraiion. By Professor 

 W. H. Corfield. 18° 



Shone Sewerage System. By E. Ault. 8° 



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



Ventilation, Mechanics of. By George W. Raf- 

 ter, C. E. 18° 



Water and Water Supply. By Professor W. H. 

 Corfield. i8"> 



