[ 3 78 j . 

 LXV. Proceedings of' Learned Societies. 



ROYAL SOCIETY. 



April 29. A LETTER was rend, from Dr. T. L. Tiarks to 

 ^*- Dr. Young, For. Sec. R.S., as Secretary to the 

 Board of Longitude ; relating to observations made on the 

 longitude of various places in England in 1822 and 1823 *. 



May 6. — The reading was commenced of a paper " On 

 Univalves ; " by C. Collier, Esq. Staff Surgeon. Communi- 

 cated by Sir James MacGregor, F.R.S. 



May 13. — The reading of Mr. Collier's paper was con- 

 cluded; and Davies Gilbert, Esq. V.P. R.S., communicated 

 a paper '• On the Variation of the Rates of Chronometers 

 with the Density of the Atmosphere ; " by George Harvey, 

 F.R.S.E.f 



May 20. — A letter was read from Professor Berzelius, of 

 Stockholm, to the President ; givng an account of various 

 chemical researches in which he has recently been engaged. 

 He has succeeded in obtaining Silicon, or the combustible 

 base of silica, in an insulated state ; and has ascertained its 

 principal properties, which are very curious. 



The reading was also commenced of a paper " On some new 

 Phenomena effected by Magnetic Influence ; " by Mr. J. H. 

 Abrahams, of Sheffield. Communicated by Mr. Tooke, F.R.S. 



LINN^EAN society. 

 May 4.— A. B. Lambert, Esq. V. P. in the Chair. M. 

 Geoffroy St. Hilaire was elected a Foreign Member. 



A notice from Mr. Wood was read respecting the Golden 

 Oriole, Oriohis Galbula, shot on the 26th of April, flying in 

 company with some blackbirds, at Aldershot in Hampshire. 



The reading was continued of Mr. Vigors's paper on the 

 Natural Affinities of Birds ; and of the Catalogue of Norfolk 

 and Suffolk Birds, by the Rev. Messrs. Sheppard and Whit- 

 tear. 



May 24. — On this day, being the birth-day of Linnaeus, 

 the Anniversary of the Society was held at one o'clock, in 

 conformity with the Charter, the Right Rev. the Lord Bishop 

 of Carlisle, Vice President, in the Chair. 



The following gentlemen were re-elected Officers : 

 Sir James Edward Smith, President; 

 Edward Forster, Esq. Treasurer ,■ 

 Alexander MacLeay, Esq. Secretary ; 

 Mr. Richard Taylor, Assistant Secretary. 



* See Phil. Mag. vol. lxiii. p. 66. f See our last Number, p. 31 1. 



The 



