8 Scientific IVorks published by Longmans, Green, & Co. 



MECHANICS, DYNAMICS, STATICS, HYDROSTATICS, ETC.- 



TWISDEN.Worte by the Rev. JOHN F. TWISDEN, M.A. 

 PRACTICAL MECHANICS; an Elementary Introduction to 



i their Study. With 855 Exercises, and 184 Figures and Diagrams. Crown 

 8vo. , los. 6d. 



THEORETICAL MECHANICS. With 172 Examples, 



numerous Exercises, and 154 Diagrams. Crown 8vo. , 8*. 6i/. 



WILLIAMS O ^INTRODUCTION TO THE MATHE- 



MATICAL THEORY OF THE STRESS AND STRAIN OF ELASTIC 

 SOLIDS. Ry BENJAMIN WILLIAMSON, D.Sc., F.R.S. Crown 8vo., 5*. 



WILLIAMSON AND TARLETON.hN ELEMENTARY 



TREATISE OX DYNAMICS. Containing Applications to Thermodynamics, 

 with numerous Examples. By BKNJAMIN WILLIAMSON, D.Sc., F.R.S., and 

 FRANCIS A. TAKLETON, LL.D. Crown 8vo. , ios. 6d. 



WORTHINGTON. DYNAMICS OF ROTATION: an Ele- 

 mentary introduction to Rigid Dynamics. By A. M. WORTHINGTON, M.A. , 

 F.R.S. Crown 8vo., 4J. 6</. 



OPTICS AND PHOTOGRAPHY. 



ABNEY.& TREATISE ON PHOTOGRAPHY. By Captain 



W. DE WIVEI.ESLIE ABNEY, F.R.S., Director for Science in the Science and 

 Art Department. With 115 Woodcuts. Fcp. 8vo., y. 6d. 



OPTICS. By R. T. GLAZE- 



HKOOK, M.A. , F.R.S., Fellow and Lecturer of Trinity College, Demonstrator 

 of Physics at the Cavendish Laboratory, Cambridge. With 183 Woodcuts of 

 Apparatus, etc. Fcp. 8vo. , 6.r. 



WRIGHT. OPTICAL PROJECTION : a Treatise on the Use 



of the Lantern in Exhibition and Scientific Demonstration. By LEWIS WRIGHT, 

 Author of ' Light : a Course of Experimental Optics '. With 232 Illustrations. 

 Crown 8vo. , 6s. 



SOUND, LIGHT, HEAT, AND THERMODYNAMICS. 



GUMMING. HEAT. For the Use of Schools and Students. 

 By LINN/KUS GUMMING, M.A. With numerous Illustrations. Crown 8vo. , 

 4s. 6d. 



DA K NUMERICAL EXAMPLES IN HEAT. By R. E. 

 DAY, M.A. Fcp. 8vo., y. 6</. 



