May 9. 1890.] 



LOVV-FRICED BOOKS. 



Any of ihe following low-priced books will be 

 mailed postpaid on receipt of price. 



SCIENCE BOOK AGENCY, 



47 Lafayette Place, New York. 



AGRICULTURE. 



Agriclltural Drainage. By J. B. Demon. 6°. i 



Animal Food Resources of Difierent Nations. By 

 P. L. Simmonds. 12° 



Armstrong's Agriculture. 18** 



BklTisH Wild-Flowers Considered in Relation to 

 Insects By Sir John Lubbock 



Coffee and Chiccory. By P. L. Simtnonds. 12^. 



Diseases of Field and Garden Crops, chiefly such 

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

 16° 



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

 bock 



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



Fruits, Selected : Their Culture, Propagation, 

 and IManaeement in the Garden and Orchard. 

 ByC. Downing. 12° 



Gardening for Ladies, and Companion to the 

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



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. 



SCIENCE. 



;hemical Analysis. By T. E 



Thorpe. 18°. 



bles for the Analysis of a Simple Salt for Us. 

 in School Laboratories. By A. Vinter. b° . . . 



Hazel ti 



EDUCATION. 



nd American Education. By Mayo W. 

 By Rev. 



of the Observing Facultit 



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 



OvERTRESSURE 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 



EliECTRICITr. 



Alternate Current Machinery. By G. Kapp. 



18° 



Chemistry of the Secondary Batteries of Plante 



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

 Dynamic Eleclricity. By John Hopkinson, J. A. 



Schoolbred, and R. E. Day. 18° 



Dynamo-Electric Machines, Recent Progress in. 



By Professor Sylvanus P. Thompson. tS° 



Electric Bells, By F. C. Allsop. 12° 



Electric Lighting from Central Stations. By G. 



Forbes 



Electricity, Supply of, by Local Authorities. 



By K. Hedges. b° 



^-Magnetic Telegraph, A Hand-Book of 



the. By A. E. Loring. iB° 



ets. By Th. Du Moncel- Tr. by 



Sewage Utilization. By B Latham. 8° i.oc 



Useful Animals and their Products. By P. L. 



Simmonds. 16° i.2f 



ARCHITECTURE AND RUIUDING 



CONSTRUCTION. 



.Architecture, the Stepping-Stone to. By- 

 Thomas Mitchell. 18° 5< 



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



BuiL 

 Chiv 



Construction. 



By Edward J. Burrell. 



for Furnaces, Fireplaces, 



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. Eldtidge. 120 



Hot-Water 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. 12° 



Strength of Beams under Transverse Loads. By 

 Professor W. Allan. iS° 



VENTIL.4TION of American Dwellings. By David 

 Boswell Reid, M.D. 12" . 



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



ASTRONOMY AND NAVIGATION. 



AsTRO.NOMY for Beginners. Bv Francis Fellowes. 



16° ■ 



Lessons in Elementary. By R. A. 



8° 



-Inch Telescope. By Capt. 



Astronomy, 



Proctor. 8°-... 



Hours with a Thr 

 William Noble. 



Magnetism and the Deviation of the Compass, 

 By John Merrifield. 18° 



Navig.ition, a Treatise on, for the Use of Stu- 

 dents. By John Merrifield- 12° 



Sea-Routfs, 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. S" ... 



CHEi»IISTRY. 



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 



C. J. Wha 

 ectro-T 

 zandescent 

 Reference 

 Exhibition 



By F. S. Beecher. 16°.. 

 Electric Lights, with Particular 

 to the Edison Lamps at the Paris 

 By Comte Th. Du Moncel, W. 

 J. W. Howell, and others. 18° ... . 

 Ls: How Made and How Used. 



of Electric 



nductors. 



length and Di: 



By G. Forbes. 

 .-restrial Magnetism and the Magnetism of 



Iron Vesse's. By Professor Fairman Rogers. 



C.E. 



'ith 



Coal-Mil 



:Che 



stry 



Far.ad.ay 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. Elhs. 8° 



Qualitative Analysis and Laboratory Practice, 

 "' ual of. By T. E. Thorpe and M. M. Pat- 



1 Muii 



; Chemical Analysis, A Short Course 

 in. By Professor 1. M. Crafts and Professor 

 Charles A. Schaeffer. 12°,. 



Qualit.ative Chemical Analysis, An Elementary 

 Manual of. By Maurice Perkins. 12° 



Quantitative Analysis. By H, Carrington Bol- 

 ton. S° ... 



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° So 



Safe y Valves. By Richard H. Buel, C.E. jS° 

 Arches. By Pri lessor E. W. Hyde, C.E. 



Illu 



rveying. The Theory of Stadia Meas. 

 ts. By Arthur Winslow. 18° 



STEAM-Boilor Explosions. Ry Zerah Colburn. 18° 



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

 W. K. LeVan. 18° 



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

 Pochet, 18° 



Storage Re.=ervoirs, 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. 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, ME 18° 



Tr.ansmission of Power by Wire Ropes. By Al- 

 W. Stahl, U.S.N. 18° 



Turbine Wheels. By Professor W. P. Trow- 

 bridge. 18" 



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

 ley, M.E. iS" 



VoussoiR Arches. A Theory of. By Professor W. 



By A. Rust. 8° 



Electric Lighting. By V. Stephe 



ENGINEERING. 



Actual Lateral Pressure of Earthwork, The. By 

 Benjamin Baker. t8° . .< 



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. 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. iS° 



Flow of Water in Open Channels, Pipes, Conduits, 

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



Foundations. By Professor Jules Gaudard, C.E, 

 Tr. from the French. ib° 



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. 



E. Ca 



Sto 



: Bridges, Tun- 

 By Professor 



the Teeth of. 



VoussoiR Arches applied to 

 nels, Culverts, and Don 

 William Cain. ii° . .. 



Wheels, A Practical Treati 

 By Professor S. W. Robin 



MISCELUANEOUS. 



Graphic Method for solving Certain Algebraii 



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. Ey J. H- Gladstone. 16° 



\tion of Light. By W. Spottiswoode. . . 

 of Family Faculties. By Francis Gallon 



Stree 



I's Gr, 



;Di: 



nds of the World. 4° 



NATURAL, HISTORY. 



Chapters on Ants. 

 Colours of Flower 

 the British Flora 

 Common Frog. The. 

 Darwin, Charies. 



'Na 



By -Mary Treat. 32° 



i, On the. As Illustrated in 

 . By Grant Allen 



By St George Mivart 



Memorial Notices reprinted 



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° 



DiKTY Dustbins and Sloppy Streets. By H. P. 

 Boulnois. 12* 



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



Drainage of Towns. By J. Phillips. 8° 



DwELLlNG-HouSES 1 1 heir Sanitary Construction 

 and Arrangements. By Professor W. H. Cor- 

 field lb' 



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- 



By J. J. Atkin- 



Gases 



Helicoimal Oblique Arches, Treatise on the 

 Theory oi the Construction of. By John L. 

 CuUey, C E. 18° 



High Masonry Dams. By John B. McMaster, 

 C.E. 18° 



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

 ages. Ey A. E. Kempe 



Ice-PSaking Machines. From the French of M. 

 Le Doux. iS° 



Kinematics ol 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° 



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. 



Plate Girder Construction. By Isami Hiroi. 18° 

 Practical Designing of Retaining Walls. By 



Arthur Jacob. A. B. t8° 



Proportions of Pins used in Bridges. By Charles 



Bender, C.E. 18° 



embodying 



House Drainage and Sanitaiy Plumbing. Ey 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. 



18° 



Sanitary Condition of Dwelling-Houses in Town 



and Country. By George E. Wa: ' 

 Sanitary Drainage of Buildings, No 



Recent Practice in. with Me 



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.vwell 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. By George W. Raf- 



Water and Water Supply. By Professor W. H. 

 Corfield. 18° 



