viii 



1846. 



Experimental Researches in Electricity. By Michael Faraday, Esq. 

 D.C.L. F.R.S. &c. Twentieth Series. Section 26 : On New Mag- 

 netic Actions ; and on the Magnetic Condition of all Matter ...page 592 



On the Viscous Theory of Glacier Motion. By James D. Forbes, 

 Esq. F.R.S. &c. Part II. An attempt to establish by observation 

 the Plasticity of Glacier Ice 595 



An Account of the Southern Magnetic Surveying Expedition. By 

 Lieut. H. Clerk, R.A., in a letter to Lieut. -Colonel Sabine, R.A. 

 F.R.S 596 



On the Supra-renal, Thymus and Thyroid Bodies. By John Good- 

 sir, Esq 596 



On the Use of the Barometric Thermometer for the determination of 

 Relative Heights. By James R. Christie, Esq 597 



On the Decomposition and Analysis of the Compounds of Ammonia 

 and Cyanogen. By Robert Smith, Esq. Ph.D 599 



On a point connected with the dispute about the invention of Fluxions. 

 By Augustus De Morgan, P^sq. M.A. F.R.A.S. &c. .» 599 



On the Secretory Apparatus and Function of the Liver. By C. Hand- 

 field Jones, M.D 600 



An Account of some Experiments on the Electro- Culture of Farm 

 Crops. By Mr. William Sturgeon 600 



On the Comet of 1844-45. By John Collingwood Haile, Esq 600 



A Practical Extension of the application of the Law of Mortality 

 announced by B. Gompertz, Esq., in the Philosophical Transactions 

 for 1823. By A. M. Drach, Esq 601 



On Spontaneous Nitrification. By C. F. Schoenbein, Professor of 

 Chemistry in the University of Bale 601 



On the Process of Etching, or Engraving, by means of Voltaic Elec- 

 tricity. By James H. Bring, M.D 601 



On the Mechanism of Respiration. By Francis Sibson 601 



Illustrations of the Viscous Theory of Glaciers. By James David 

 Forbes, Esq. F.R.S. &c. Part III 603 



On the Physics of Media that are composed of free and perfectly 

 elastic Molecules in a state of Motion. By J. J. Waterston, Esq... 604 



On the Blow-hole of the Porpoise. By Francis Sibson, Esq 604 



On Motion in the Lumbar Division of the Spine in Birds. By George 

 Oakley Fleming, M.D. F.L.S , 605 



Investigation of the Power consumed in overcoming the Inertia of 

 Railway Trains, and of the Resistance of the Air to the motion of 

 Railway Trains at high velocities. By P. W. Barlow, Esq, F.R.S. 

 M.LC.E , 606 



On the Muscularity of the Iris. By Professor Maunoir, of Geneva... 60/ 



Contributions to the Chemistry of the Urine. — Part II. On the 

 Variations in the Alkaline and Earthy Phosphates in Disease. By 

 Henry Bence Jones, M.D., Fellow of the Royal College of Physi- 

 cians 6O8 



