June 6, 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. 



AGKICUI.TURE. 



Agricultural Drainage. By T. B. Denton. 8°. $i 



Animal Food Resources of DiSerent Nations. By 

 P. L. Simmonds. iz" i 



Armstrong's Agriculture. i8° _. 



British Wild-Flowers Considered in Relation to 

 Insects. By Sir John Lubbock i 



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° I 



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

 bock I 



Flowers, The Colours of. By Grant Allen. 12" i 



Fruits, Selected : Their Culture, Propagation, 

 and Management in the Garden and Orchard. 

 ByC. Downing. 12° ., i 



Gardening for Ladies, and Companion to the 

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



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

 L. Simmonds. 12'' i 



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. 



8° I 



Sewage Utilization. By B. Latham. 8° i 



Useful Animals and their Products. By P. L. 



Simmonds. 16° i 



SCIENCE. 



Quantitative Chemical Analysis. By T. E. 



Thorpe. 18° i 



Tables for the Analysis of a Simple Salt for Use 



in School Laboratories. By A. Vinter. 8° 



EDUCATION. 



British and American Education. By Mayo W. 



Hazeltine. 32° So 



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. i 



Mahaffy's Old Greek Education. 16° 



Manchester Science Lectures for the People 



Overpressure in High Schools in Denmark. By 



Dr. Hertel i 



Seeing and Thinking. By W. K. Clifford i 



Spelling Reform from an Educational Point of 



View. By J. H. Gladstone 



EliECTRICITY. 



Alternate Current Machinery. By G. Kapp. 



Railroad Economics; or. Notes, with Comments. 



By S. W. Robinson. C.E. 18° 



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. 



$0.50 



Illu 



Stadl 



By 



ABCHIXECTCKE AND BlTIIiDING 

 CONSTK CCXION. 



Architecturr. the Stepping-Stone to. By 



Thomas Mitchell. 18° SI 



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

 shaw. 8° . . . 



Building Const: 



By Edward J. Burrell. 



Chimneys for Furnaces, Fireplaces, and Steam- 



Boilers. By R. Armstrong, C.E. 18" 



Cooking Range, The. By F. Dye. 12° 



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



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



Hot-Watbr Apparatus, Fitting. By F. Dye. 12° 

 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. 



Strength of Beams under Transverse Loads. 



Professor W. Allan. 18° 



Ventilation of American Dwellings. By David 

 Boswell Reid, M.D. 12° 



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



Chemistry of the Secondary Batteries of Plant6 



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

 Dynamic Eleclricity. By John Hopkmson, J. A. 



Schoolbred, and R. E. Day. iB° 



Dynamo-Electric Machines. Recent Progress in. 



By Professor Sylvanus P. Thompson. iS° 



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. Eeecher. 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. 



18° 



By 



ASTKONOMY AND NAVIGATION, 



Astronomy for Beginners. By Francis Fellowes. 



16° 



Astronomy, Lessons in Elementary. By R. A. 



Proctor. 8° 



Hours with a Three-Inch Telescope. By Capt. 



William Noble. 8° i 



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° . . . . 



CHEOTISTKY. 



Experimental Chemistry for Junior Students. 

 By J. E. Reynolds. 



Parti. Introductory 45 



Part II. Non-Metals 75 



Part III. Metals 1.05 



Part IV. Chemistry of Carbon Compounds, or 



Organic Chemistry 1.20 



Faraday's Chemistry of a Candle. 16" 85 



Practical Chemistry ; the Principles of Qualita- 

 tive Analysis. By William A. Tilden. 8°.... .45 

 Practical Inorganic Chemistry, An Introduction 

 to ; or The Principles of Analysis. By William 



Jago. 8° . -45 



Practical Organic Analysis, An Introduction to. 



By George E. R. Ellis. 8° .50 



Qualitative Analysis and Laboratory Practice, 

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



tison Muir. 12° 1-25 



Qualitative Chemical Analysis, A Short Course 

 in. By Professor I. M. Crafts and Professor 



Charles A. Schaeffer. 12° i.SO 



Qualitative Chemical Analysis, An Elementary 



Manual of. By Maurice Perkins. 12° i.oo 



Quantitative Analysis. By H. Carrington Bol- 



Strength and Diameter of Electric Conductors. 



By G.Forbes. S" 



Terrestrial Magnetism and the Magnetism of 



Iron Vessels. By Professor Fairman Rogers. 



18° 



Thermo-Electricity. By A. Rust. 8° 



Wrinkles in Electric Lighting. By V. Stephens. 



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. 18° 

 Boiler 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. jB" 

 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. 



18° 



Gases met with in Coal-Mii 



Surveying. The Theory of Stadia Meas. 

 urements. By Arthur Winslow. i8» 



STEAM-Boilor Explosions. Ry Z*rah Colbu 



Stbam-Engine Indicator, The, and its U 



W. B. LeVan. 18° 



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

 Pochet. 18° 



Storage Reservoirs, On the Designing and Con- 

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



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



18° 



By 



Strength of Wrought-Iron Bridge Membe 



S. W. Robinson, C.E. i8'> 



Testing-Machines, their History, Construction, 

 and Use. By Arthur V. Abbott. 18° 



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. 18° 



Turbine Wheels. By Professor W. P. Trow- 

 biidge. i8"> 



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

 ley, M.E. i8'> 



VoussoiR Arches, A Theory of. By Professor W. 



E. Ca 



Stone Bridges, Tun- 

 ics. By Professor 



the Teeth of. 



VoussoiR Arches appl 



nels. Culverts, and Domes 



William Cain. 18° 



Wheels, A Practical Treatise 



By Professor S. W. Robinson. 18° 



iniSCEIiliANEOrS. 



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 Gallon. 4° 



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



Polarisation of Light. By W. Spottiswoode — 

 Record of Family Faculties. By Francis Galton. 



Steeeter's Great Diamonds of the World. 4° 



NATCRAI. HISTORY. 



Chapters on Ants. By Mary Treat. 32° 



Colours of Flowers, On the. As Illustrated 



the British Flora. By Grant Allen 



Common Frog, The. By St. George Mivart .... 

 Memorial Notices reprinti 

 By Professor Huxley 



SANITARY SCIENCE. 



. By Pro- 

 ByR." H. 



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. iS" 



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 Wdliam Cain, C.E. 18° 



:vIetals and their Chief Industrial Applications. 

 By C. R. A. Wright 



Mefals, 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. 18° 



Practical Designing of Retaining Walls. By 

 Arthur Jacob. A. B. 18° 



Proportions of Pins used in Bridges. By Charles 

 Bender, C.E. 18° 



Air We Breathe, the, and Ventilatioi 



fessor H. A. Mott. 16° 



Bad Drains, and How to Test them. 



Dirty Dustbins and sioppy Streets. By H. P. 

 Boulnois. 12° 



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



Drainage of Towns. By J. Phillips. 8° 



Dwelling-Houses : Their Sanitary Construction 

 and Arrangements. By Professor W. H. Cor- 

 field. 18° 



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- 



Healthy Foundations for Houses. By Glenn 



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



16° .- • 



House Drainage and Sanitaiy Plumbing. By W. 



P.Gerhard. 18° 



Management of Children in Health 

 nd Disease. By Dr. Thomas Bull. 



' A. Smith. 



tecting Impurities. By Charles W. Folkard. 



18° 



Sanitary Condition of Dwelling-Houses in Town 



and Country. By George E. Waring, jun. 18°. 

 Sanitary Drainage of Buildings. Notes embodying 



Recent Practice in. with Memorand 1 on the 



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



C.E. 



Sanitary Protection. By W. Parry. 8° 



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

 Sanitation, Simplicity in. Bv 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. Corfield. tS' 



Shone Sewerage System. By E. Ault. 8" 



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



Ventilation, Mechanics of. By George W. Raf- 



,C. E. 18° 



Water and Water Supply. By Professor W. H. 

 Corfield. 18" 



