Scientific Jforks published by Lo?tgmans, Green, &" Co. 



SOUND, LIGHT, HEAT, AND THERIVIODYNAIVIICS— CowAwwerf. 



HELMHOLTZ.—O^ THE SENSATIONS OF TONE AS A 

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 mann VON Helmholtz. Royal 8vo., 285. 



J/^^fF^ZZ.— THEORY OF HEAT. By J. Clerk Maxwell 



M.A., F.R.SS., L. and E. With Corrections and Additions by Lord Ray 

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SMITH.— TYiY. STUDY OF HEAT. By J. Hamblin Smith, 



M.A., of Gonville and Caius College, Cambridge. Crown 8vo. , 35. 



TYNDALL.—\Nox\i% by JOHN TYNDALL, D.C.L., F.R.S. 



See p. 28. 



WO-RAIELL.—A CLASS-BOOK OF THERMODYNAMICS. 



By Richard Wormell, B.Sc. , M.A. Fcp. 8vo., is. 6d. 



WRIGHT.— \Norks by MARK R. WRIGHT, M.A. 

 SOUND, LIGHT, AND HEAT. With 160 Diagrams and 



Illustrations. Crown 8vo. , 25. 6d. 



ADVANCED HEAT. With 136 Diagrams and numerous 



Examples and Examination Papers. Crown 8vo, , 4J. 6d. 



STEAM, OIL, AND GAS ENGINES. 



BALE.-- A HAND-BOOK FOR STEAM USERS; being Rules 



for Engine Drivers and Boiler Attendants, with Notes on Steam Engine and 

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 M.I.M.E., A.M.I.C.E. Fcp. 8vo., 2s. 6d. 



CLERK.— YHY. GAS AND OIL ENGINE. By Dugald 



Clerk, Member of the Institution of Civil Engineers, Fellow of the Chemical 

 Society, Member of the Royal Institution, Fellow of the Institute of Patent 

 Agents. With 228 Illustrations. Svo., 155. 



HOLMES.— TU^E. STEAM ENGINE. By George C. V. 



Holmes, Chairman of the Board of Works, Ireland. With 212 Woodcuts. 

 Fcp. 8vo., 6s. 



JVORRIS.—A PRACTICAL TREATISE ON THE 'OTTO' 



CYCLE GAS ENGINE. By Wn.LiAM NoRRis, M.I.Mech.E. With 207 

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RITTER.— Works by WILLIAM RIPPER, Professor of Mechani- 

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STEAM. With 142 Illustrations. Crown 8vo., 2s. 6d. 



STEAM ENGINE THEORY AND PRACTICE. With 438 



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