June 20, 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. 



AGRICUIiTCKE. 



Agricultural Drainage. By J. B. Denton. 8°. i 

 Animal Food Resources of Different Nations. By 



P. L. Simmonds. i=° 



Armstrong's Agriculture. 18" 



British Wild-Flowers Considered in Relation to 



Insects By Sir John Lubbock 



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° 



Flowbrs, 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. 12° 



Gardening for Ladies, and Companion to the 



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

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



SCIENCE. 



L. Sii 



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. 



Architecture, the i 



Thomas Mitchell, i 



Boiler and Water Pipe: 



By 



AKCHITECXUKE AND BVIL.DINa 



CONSTRCCTIOX. 



epping-Stone to. By 



' 5 



Kitchen. By H. Grim- 



4 



Building Construction. By Edward J. Burrell. 



12° 8 



Chimneys for Furnaces, Fireplaces, and Steam- 



Boilers. By R. Armstrong, C.E. 18° 5 



Cooking Range, The. By F. Dye. 12° 2 



Fires in Theatres. By E M. Shaw. 12° 1.2 



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



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

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



12° •■? 4 



Hot-Water Fitting and Steam Cooking Appa- 

 ratus. By F. Dye. 16° 5 



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

 Strength of Beams under Transverse Loads. 



Professor W. Allan. 18°.... _. 



Ventilation of American Dwellings. By D; 



Boswell Reid, M.D. 12° 



Ventilation of Buildings. By W. F. Butler. 



ASTRONOMY AND NAVIGATION, 



Astronomy for Beginners. Bv Francis Fellowes. 



16° 



Astronomy, Lessons 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. iS" 



Navigation, A I'reaise on, for the Use of Stu- 

 dents. By John Merrifield. 12° 



Sea-Routrs, 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. 



Experi.mental Chemistry for Junior Students. 

 By J. E. Reynolds. 



Part I. Introductory -^ 



Partll. Non-Metals 



Part III. Metals 



Part IV. Chemistry of Carbon Co 



Quantitative Chemical Analysis. By T. E. 



Thorpe. 18°. 



Tables for the Analysis of 



in School Laboratories. 



a Simple Salt for Use 

 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. 



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. 

 Chi 



ENGINEERING. 



; of Earthwork, The. 



of the Secondary Batteries of PlantiS 



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

 Dynamic Eleciricity, By John Hopklnson, 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° 



■Magnetic Telegraph, A Hand-Book of 



By A. E. Loring. 18° 



• 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 l-'aris 



Exhibition. By Comte Th. Du Moncel, W. 



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

 Induction Coils : How Made and How Used. 



18° 



Strength and Diameter of Electric Conductors. 



By G. Forbes. 8° 



Tekrestrial Magnetism and the Magnetism of 



Iron Vessels. By Professor Fairman Rogers. 



Gases 



'ith in Coal-Mil 



Arche 



struction of. By John L. 

 ' By' John ' B. McMa^ter', 



npounds. 

 Organic 



Faraday's Chemistry of a Candle. 16°: 



Practical Chemistry ; the Principles of Qualit 



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

 Practical Inorganic Chemistry, An Introductic 



to; or The Principles of Analysis. By Willia 



Jago. 8° .. 

 Practical Orga 



By George E. K. tins, b" 



Qualitative Analysis and Laboratory Practice, 



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





Introduction 



i Mil 



Qualitative Chemical Analysis, A Short Course 

 in. By Professor I. M. Crafts and Professor 

 Charles A. Schaeffer. 12° ... 



Qualitative Chemical Analysis. An Elementary 

 Manual of. By Maurice Perkins. i2» 



Quantitativ.! Analysis. By H. Carrington Bol- 



The Fatif 

 Fro n the Gern 

 enburgh.witli : 

 18° 



Hii 



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° 



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

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



lllu 



Me 



By 



By Arthur Wir 



STEAM-Boilor Explosions. Ry Z*rah Colburn. 



Stham-Engine Indicator, The, and its Use. 



W. B. LeVan. 18° 



S [ EAM Injectors. Tr. from the French of M. Leon 

 Pochet. iS' 



Storage Reservoirs, On the Designing and Con- 

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



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. rS° 



Theory of the Gas-Engine, The. By Dugald 



Clerk. 18° 



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 xi" 



Transmission of Power by Wire Ropes. By Al- 

 bert W. Stahl, U.S.N. 18° 



Turbine Wheels. By Professor W. P. Trow- 

 biidge. 18° 



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

 ley, M.E. 18° 



VoussoiR Arches. A Theory of. By Professor W. 



Actual Lateral Pressure of Earthwork, The. By 

 Benjamin B.-iker. 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° 



Boil.-R Incrustation and Corrosion. By F. J. 

 Rowan. 18" 



Bridge and Tunnel Centres. By John B. Mc- 

 Master, C.E. iS" 



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. 180 



Foundations. By Pr -fessnr Jules Gaudard, C-E. 

 Tr. from the French, ib"^ 



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



EL. By C. William Siemens, D.CL ; to which 

 is appended the Value of Artificial Fuel as 

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



By J. J. Atkin- 



Helicoidal Oblique 

 Theory ot the f 

 Culley, C E. 18° 



High Masonry Dam: 



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. iS° 



Kinematics oI 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. De Roos. 18°.. 



Maximum Stresses in Framed Bridges. By Pro- 

 fessor W lliam Cain, C. E. 18° 



iIetals and their Chief Industri.il Applications. 

 By C. R. A. Wright 



of, under Repeated Strains, 

 in of Professor Ludwig Spang- 

 Preface by S. H Shreve, A.M. 



Girder Construction By I: 



Practical Designing of Retaining Walls. By 



Arthur Jacob. A. B. 18° 



Proportions of Pins used in Bridges. By Charles 



Bender, C.E. 18° 



E. Ca 



VoussoiR Arches applied 



nels. Culverts, and Domes 

 William Cain. iS° ...... 



Wheels, A Practical Treatise 

 By Professor S. W. Robinso 



Ston 



Bridges, Tun- 

 By Professor 



MISCELIiANEOVS. 



aphic Method for solving Certain Algebraic 

 Equations, By Professor George L. Vose. 18'* 

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

 -E History Album By Francis Galton, 4° ... 



fE of Faraday. By J. H, Gladstone. 16° 



LAKISATION of Light. Hy W. Spottiswoode. . . 

 COED of Family Faculties. By Francis Galton. 



Streeter's Great Dii 



of the World. 4" 



NATIIRAI. HISTORY. 



Chapters on Ants. 

 Colours of Flowei 



the British Flon 

 Common Frog, The. 

 Darwin, Charles. 



frjm " Nature." 



By Mary Treat. 32° 



s. On the. As Illustrated in 



1. By Grant Allen 



Ry St George Mivart 



Memorial Notices reprinted 

 By Professor Huxley 



S.INITARY SCIENCE. 



Air We Breathe, the, and Ventilal 



fessor H. A. Mott. 16° 



Bad Drains, and How to Test the 



Re 



and Sloppy Strt 



By Pro- 

 ' ByR.' H. 

 'JBy'li! P. 



Dustbii 

 Boulnois, 



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



Drainage of I'owns. By J. Phillips. S° 



Dwelling-H'iuses : Their Sanitary Construction 

 and Arrangements. By Professor W. H. Cor- 

 field 18° 



t ashion 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 Andn 



16" 



Wil- 



Foundations for Houses. By Gle 



. 18° 



taking a House. By H. P. Boulno 



House Drainage and Sanita.y Plumbing. By W. 

 P. Gerhard. 18'= 



Maternal Management of Children in Health 

 and Disease. By Dr. Tho 



Pne ~ ■ " ■ 



PoT„„..„ - 



tecting Impurities. By Charles W. Folkard. 

 18° 



Sanitary Condition of D.vellii.g-Houses in Town 

 and Country. By George E. W.aring. jun. 18°. 



Sanitary Drainage of Buildings. Notes embodying 

 Recent Practice in. with Memorand i on the 

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

 C. E. 18° 



Sanitary Protection. By W. Parry, i," 



Sanitary Works Abroad. BvR.M inning. 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. Corfield. 18° 



Shone Sewerage System. By E. Ault. 8° 



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



Ventilation, Mechanics of. Bv George W. Raf- 

 ter, C. E. 18° 



Water and Water Supply. By Professor W. H. 

 Corfield. 18° 



