OF ARTS AND SCIENCES. 329 



Alfred Hosmer, of Watertown, to be a Resident Fellow in 

 Class II., Section 4. 



Robert H. Richards, of Boston, to be a Resident Fellow in 

 Class I., Section 3. 



Asaph Hall, of Washington, to be an Associate Fellow in 

 Class I., Section 2. 



Viscount Ferdinand de Lesseps, of Paris, to be a Foreign 

 •Honorary Member in Class I., Section 4, in place of the late 

 Urbain- Jean- Joseph Leverrier. 



Franz Cornells Donders, of Utrecht, to be a Foreign Hon- 

 orary Member in Class II., Section 4, in place of the late 

 Karl Freiherr von Rokitanski. 



Professor Bowditch moved 



That the Secretary be instructed, when notifying members 

 of a meeting of the Academy, to communicate to them the 

 names of candidates who are to be balloted for at said 

 meeting. 



That the above motion be assigned for discussion at tho 

 next meeting of the Academy. 



Remarks upon the life and services of Doctor Jacob Big- 

 elow were made by the President and by Professor Gray. 



On the motion of Professor Bowditch, it was 



Voted, That the Academy adjourn to the second Wednes- 

 day in April, and that the meeting be an adjourned stated 

 meeting. 



Seven hundred and twentieth Meeting. 



April 9, 1879. — Adjourned Stated Meeting. 



The President in the chair. 



Professor B. Peirce read a paper on the Meteoric Consti- 

 tution of the Solar System. 



Professor E. C. Pickering described a new form of instru- 

 ment for measuring the light of the stars. 



The following papers were presented by title : — 



"On the Distribution of Heat in the Spectra of Various 



