ix 



Page 



On the Critical Point of Mixed Vapours. By James Dewar, M.A., 

 F.R.S., Jacksonian Professor of Natural Experimental Philosophy in 



the University of Cambridge 538 



The Aluminium- Iodine Reaction. By J. H. Gladstone, Ph.D., F.R.S., 

 and Alfred Tribe, F.C.S., Lecturer on Chemistry in Dulwich College.... 546 



Preliminary Note on the Ossification of the Terminal Phalanges of the 

 Digits. By E. A. Schafer, F.R.S., and F. A. Dixey, B.A 550 



On the Organization of the Fossil Plants of the Coal-measures. Part XI. 

 By W. C. Williamson, F.R.S., Professor of Botany in Owens College, 

 Manchester 550 



Note on the Discovery of a Fresh Water Medusa of the Order Trachome- 

 dusse. ByE. Ray Lankester, F.R.S 554 



Agricultural, Botanical, and Chemical Results of Experiments on the 

 Mixed Herbage of Permanent Meadow, conducted for more than 

 Twenty Years in Succession on the same Land. Part II. The Bota- 

 nical Results. By J. B. Lawes, LL.D., F.R.S., F.C.S., J. H. Gilbert, 

 Ph.D., F.R.S., F.C.S., F.L.S., and M. T. Masters, M.D., F.R.S., F.L.S, 556 



Preliminary Note on some Points in the Pathology of Anthrax, with es- 

 pecial reference to the Modification of the properties of the Bacillus 

 anthracis by Cultivation, and to the Protective Influence of Inoculation 

 with a Modified Virus. By W. S. Greenfield, M.D., F.R.C.P., Professor 

 Superintendent of the Brown Institution 557 



On the Miocene Plants discovered on the Mackenzie River. By Professor 

 Oswald Heer, of Zurich 560 



Experimental Researches on the Electric Discharge with the Chloride of 

 Silver Battery. Supplement to Part III. By Warren De La Rue, 

 M.A., D.C.L., F.R.S., and Hugo W. Miiller, Ph.D., F.R.S 563 



On the Constants of the Cup Anemometer. By the Rev. T. R. Robinson, 



D.D., F.R.S 572 



Note on the Bearing on the A.tomic Weight of Aluminium of the Fact 

 that this Metal occludes Hydrogen. By J. W. Mallet, F.R.S 574 



On the Spectrum of the Flame of Hydrogen. By William Huggins, 

 D.C.L., LL.D., F.R.S 576 



On the Spectrum of Water. By G. D. Liveing, M.A., F.R.S., Professor 

 of Chemistry, and J. Dewar, M.A., F.R.S., Jacksonian Professor, Uni- 

 versity of Cambridge 580 



List of Presents 582 



Index 593 



Obituary Notices : — - 



Charles Brooke i 



John Allan Broun , , , Hi 



