418 General Monthly Meeting, [Feb. 3, 



covery of the real physical cause which accounts for the preservation 

 of continuity in the mass of a glacier, notwithstanding the molecular 

 mobility of its particles. 



Time would not allow Mr. Hopkins to speak of other phenomena 

 which appeared to be essentially connected with the motion of glaciers, 

 but of which the theory was far more imperfect than that of the general 

 motion of their masses. 



[W. H.] 



GENERAL MONTHLY MEETING, 



Monday, February 3, 1862. 



William Pole, Esq. M.A. F.R.S. Treasurer and Vice-President, 



in the Chair. 



Robert Russell Carew, Esq. 

 William Whitaker Collins, Esq. 

 John Parnell, Esq. M.A. and 

 Major-General Edward Sabine, R.A. D.C.L. 

 President of the Royal Society. 



were elected Members of the Royal Institution. 



The following letter to the President was read : — 



"Whitehall, \mhJan., 1862. 

 "My Lord Duke, 



** I have the honour to acknowledge the receipt of the loyal and dutiful 

 Address of the Members of the Royal Institution of Great Britain, on the occasion 

 of the death of His Royal Highness the Prince Consort ; and to inform your 

 Grace that I will take an early opportunity of laying the Address before Her 

 Majesty. 



** I have the honour to be, 



"My Lord Duke, 

 " Your Grace's obedient Servant, 



" G. Grey. 

 " His Grace the Duke of Northumberland, 

 &c. &c. &c." 



The special Thanks of the Members were returned to Warren 

 De la Rue, Esq. Ph.D. F.R.S. M.R.I, for his valuable present of an 

 Electric Lamp, by Duboscq, with its accompanying Microscope. 



