CONTENTS. 



VOL. XLVIII. 



No. 292. May 1, 1890. 



PK 



Magnetic Properties of Alloys of Nickel and Iron. By J. Hopkinsou, 

 D.Sc., F.RS 1 



The Development of the Sympathetic Nervous System in Mammals. 

 By A. M. Paterson, M.D 19 



A Note on an Experimental Investigation into the Pathology of Cancer. 

 By Charles A. Ballance and Samuel G. Shattoek 23 



Last of Presents.... 23 



May 8, 1890. 



On certain Ternary Alloys. Part II. By C. R Alder Wright, D.Sc., 

 F.RS., Lecturer on Chemistry and Physics, and C. Thompson, F.C.S., 

 F.I.C., Demonstrator of Chemistry, in St. Mary's Hospital Medical 

 School 25 



Experiments on Vapour-density. By E. P. Perman, B.Sc., Clothworkers' 

 Exhibitioner at University College, London 45 



On Barometric Oscillations during Thunderstorms, and on the Bronto- 

 meter, an Instrument designed to facilitate their Study. By G. J. 

 Symons, F.RS ., 59 



On the Heating Effects of Electric Currents. No. IV. By William 

 Henry Preece, F.RS 68 



List of Presents.... 68 



May 22, 1890. 



A Contribution to the Etiology of Diphtheria. By E. Klein, M.D., 

 F.RS .?.. 71 



The Chemical Products of the Growth of Bacillus anthracis and their 

 Physiological Action. By Sidney Martin, M.D., Pathologist to the 

 Middlesex Hospital 78 



