X 



Electro-Physiological Researches. — Fourth Memoir. On the Physio- 

 logical Action of the Electric Current. By Carlo Matteucci.... ^a^re 629 



On Phlogiston and the Decomposition of Water. By W. F. Steven- 

 son, Esq. F.R.S 629 



Suggestion intended to confirm Franklin's Theory of Electro-statics, 

 by explaining the phenomena of Repulsion between bodies nega- 

 tively electric. By James A. Smith, Esq 630 



On Sir Isaac Newton's Method of finding the Limits of the Roots of 

 Equations. By Herbert Panmure Ribton, Esq 630 



Description of a Method of Registering Magnetic Variations. By 

 Charles Brooke, Esq. M.B. 630 



On the Automatic Registration of Magnetometers and other Meteoro- 

 logical Instruments, by Photography, By Charles Brooke, M.B. 

 F.R.C.S.E 657 



On certain Phenomena of Voltaic Ignition, and on the Decomposition 

 of Water into its constituent Gases by heat. By W. R. Grove, 

 Esq. M.A. F.R.S 657 



Researches on Physical Geology. — Part I. The Figure and Primitive 

 Formation of the Earth. By Henry Hennessy, Esq. 659 



1847. 



Quelques Recherches sur I'Arc Voltaique ; et sur I'influence qu'exerce 

 le Magnetisme, soit sur cet Arc, soit sur les Corps qui transmettent 

 les Courants Electriques Discontinus. By M. Auguste De la Rive, 

 Foreign Member of the Ro3^al Society, Professor in the Academy 

 of Geneva, Corresponding Member of the Academy of Sciences of 



Paris, &c 659 



On the Ganglia and Nerves of the Virgin Uterus. By Robert Lee, 

 M.D. F.R.S. &c.. 661 



On a new and practical form of Voltaic Battery of the highest powers, 

 in which Potassium forms the positive element. By John Good- 

 man, Esq 661 



On Photographic Self- registering Meteorological and Magnetical In- 

 struments. By Francis Ronalds, Esq. F.R.S. &c 662 



On the Lunar Atmospheric Tide at St. Helena. By Lieut. -Colonel 

 Edward Sabine, R.A. For. Sec. R.S 663 



On the Amount of the Radiation of Pleat, at night, from the Earth, 

 and from various Bodies placed on or near the surface of the Earth. 

 By James Glaisher, Esq 663 



On the Diurnal Variation of the Magnetic Declination at St. Helena. 

 By Lieut. -Colonel Edward Sabine, R.A. For. Sec. R.S 664 



On certain Properties of Prime Numbers. By the Right Hon. Sir 

 Frederick Pollock, M.A. F.R.S., Lord Chief Baron of the Exchequer, 

 &c 664 



On the reabsorption of the Mixed Gases in a Voltameter. By Pro- 

 fessor M. H. Jacobi, in a letter to Michael Faraday, Esq., F.R.S. 667 



Researches into the effects of certain Physical and Chemical Agents 

 on the Nervous System. By Marshall Hall, M.D. F.R.S. &c 667 



