335 



tions of Uranus, will be looked for with much interest. This field of 

 research, though entered with such splendid genius by Leverrier and 

 Adams, it would seem is by no means exhausted. 



Yours, truly, 

 SEARS C. WALKER. 

 To Robert M. Patterson, M.D. 



Vice-President American Philosophical Society. 



Dr. Boye reported verbally, in behalf of himself and Mr. 

 Eckfeldt, to whom had been referred the ^^ Fixed Mercury ^^ 

 forwarded by Mr, Sartori, of Leghorn, that upon examination 

 the first specimen proved to be an amalgam of tin and mer- 

 cury; the second, pure tin; and the third an arseniuret of cop- 

 per: neither of the latter contained mercury. 



The project for the amendment of the Laws, postponed at 

 the last meeting, was called up, and the amendment, as pro- 

 posed by the Committee, adopted, as follows: — 



Chap. I, Sect. 2, shall be amended to read as follows : — 



"It shall be the duty of the Officers and Council to nominate to the 

 Society, from time to time, such persons as they shall judge worthy 

 of becoming members therein: and any member of the Society may 

 at any meeting nominate, in writing, a candidate for membership ; 

 and the nomination so made may, in like manner, be seconded by 

 another member." 



Dr. Elwyn presented Vol. IV. No. 36, of the Proceedings 

 of the Society. 



Staled Meeting, May 21. 



Present, nineteen members. 



Dr. Chapman, President, in the Chair. 



Letters were received and read: — 



From the Literary and Philosophical Society of Manches- 

 ter, dated Manchester, 9th February, 1847, announcing a do- 

 nation to the Library of this Society: and, — 



