PHILOSOPHICAL TEANS ACTIONS. 



Part IT, 1884. 



Contents. 



XIII. On the Dynamics of a Rigid Body in Elliptic Space. By R. S. Heath, B. A. 



XIY. Researches on Spectrum Photography in relation to New Methods of 

 Quantitative Chemical Analysis. Part II. By W. Haetlet, 

 F.R.S.E., &c. 



XV. On the Transfer of Energy in the Electromagnetic Field. By J. H. 



POYNTING, M.A. 



XVI. On the Motion of Fluid, part of which is moving Rotationally and part 

 Irrotationally. By M. J. M. Hill, M.A. 



XVII. On the Electro-chemical Equivalent of Silver, and on the Absolute Electro- 

 motive Force of Clark Cells. By Lord Rayleigh, D.C.L., and Mrs. H. 

 Sidowick. 



XVIII. Influence of Change of Condition from the Liquid to the Solid State on 

 Vapour-Pressure. By William Ramsay, Ph.D., and Sydney Young, 

 D.Sc. 



XIX. A Record of Experiments on the Effects of Lesion of Different Regions of 

 the Cerebral Hemispheres. By David Feeeiee, M.D., LL.D., F.R.S., 

 and GrEEALD F. Yeo, M.D., F.R.C.S. 



XX. On the Comparative Morphology of the Leaf in the Vascular Cryptogams 

 and G-ymnosperms. By F. O. Boweb, M.A., F.L.S. 



XXI. Conditions of Chemical Change in Gases : Hydrogen, Carbonic Oxide, and 

 Oxygen. By Haeold B. Dixon, M.A. 



Index to Part II. 



Price £1 16s. 



Extra volume (vol. 168) containing the Reports of the Naturalists attached to the 

 Transit of Venus Expeditions. Price £3. 



Sold by Harrison and Sons. 



Separate copies of Papers in the Philosophical Transactions, commencing with 1875, 

 may be had of Trubner and Co., 57, Ludgate Hill. 



