OF ARTS AND SCIENCES. 389 



William Harmon Niles, of Cambridge, to be a Resident 

 Fellow in Class II., Section 1. 



Charles Rockwell Laiiman, of Cambridge, to be a Resident 

 Fellow in Class III., Section 2. 



John Davis Long, of Hiugham, to be a Resident Fellow in 

 Class III., Section 2. 



John Cummings, of Woburn, to be a Resident Fellow in 

 Class III., Section 3. 



Henry Draper, of New York, to be an Associate Fellow in 

 Class I., Section 2. 



The following paper was presented : — 



" On the Co-efficient of Expansion of a Bar of Tempered 

 Steel which has its Graduated Surface protected by a Cover- 

 ing of Thin Glass." By William A. Rogers. 



Voted, That when the Academy adjourn, it adjourn to the 

 second Wednesday in November, and that that meeting be 

 an Adjourned Stated Meeting. 



SeTen Imndred and forty- sixth Meeting. 



November 9, 1881. — Adjourned Stated Meeting. 



The President in the chair. 



Letters were read from Messrs. C. J. Blake, Draper, Gaf- 

 field, Lanman, and Long, acknowledging their election into 

 the Academy. 



The chair announced the death of Mr. John A. Lowell. 



Mr. Theodore Lyman read the 



Report of the Committee on the " Grand Medal" of the Massachusetts 

 Charitable Mechanic Association. 



" The judges first agreed that the exhibit for the grand award must 

 possess invention not only original but novel, because the admission of 

 old inventions to competition would render the task of selection hope- 

 lessly complicated, and because such admission would be against the 



