5G Royal Society. 



cieties. — Scientific Notices, — and Index to the volume. The Number 

 contains six plates; and with it is published Part ii. of the Supplementary 

 Plates to the work, containing eight engravings. 



IX. Proceedings of Learned Societies. 



ROYAL SOCIETY. 



May 25. — HPHE reading of the paper On the burrowing 

 ■*■ and boring Marine Animals by Edward Osier, 

 Esq. was concluded. 



June 1. — The following papers were read : Account of 

 some experiments relative to the passage of radiant heat 

 through glass screens; by the Rev. Baden Powell, F.R.S. 



An Account of a telescope having only one reflector, and of 

 easy management in observing ; by the Rev. Abram Robert- 

 son, D.D. F.R.S. 



Account of some Experiments on the laws of electrical ac- 

 cumulations on coated surfaces; On the construction and use 

 of a magnetic balance ; On the electrical conducting power 

 of various metallic substances; — all by W. S. Harris, Esq.; 

 communicated by the President. 



June 8. — The Bakerian Lecture was read, On the relations 

 of electrical and chemical changes; by Sir Humphry Davy, 

 Bart., Pres. R.S. 



On the discordances between the sun's observed and com- 

 puted right ascensions as determined at the Blackman-street 

 Observatory; by James South, Esq., F.R.S. 



June 15. — The following papers were read or announced 

 at this meeting: Observations on a case of restoration of vi- 

 sion ; by J. Wardrop, Esq. ; communicated by the President. 



On the existence of a limit to vaporization ; by M. Faraday, 

 Esq., F.R.S. 



On electric and magnetic rotations ; by Charles Babbage, 

 Esq., M.A. F.R.S. 



On the compressibility of water; by Jacob Perkins, Esq.; 

 communicated by W. H. Wollaston, M.D., F.R.S. 



On the figure of the earth ; by G. B. Airy, Esq. ; commu- 

 nicated by the President. 



Observations for determining the amount of atmospheric 

 refraction at Port Bowen; by Capt. W. E. Parry, F.R.S. 

 Lieut. H. Forster, F.R.S. and Lieut. Ross. 



On the crystallization of uric acid ; by Sir Everard Home, 

 Bart. V.P. R.S. 



Microscopical observations on the muscular fibre of the 

 elephant ; by Herbert Mayo, Esq. ; in a letter to Sir E. Home. 



The Society then adjourned over the long vacation, to meet 

 again on Thursday, November 16. 



GEO- 



