OP ARTS AND SCIENCES. 327 



Professor Dolbear exhibited a new form of galvanometer 

 and a new form of electric lamp. 



On the motion of the Recording Secretary, it was 

 Voted, That the Academy adjourn to the second Wednes- 

 day in February, and that this meeting be an adjourned stated 

 meeting. 



Seven hundred and eighteenth Meeting. 



February 12, 1879. — Adjourned Stated Meeting. 



The President in the chair. 



Mr. S. H. Scudder was appointed Secretary pro tempore. 



Professor Lovering reported from the Rumford Committee 

 a recommendation that the Academy appropriate one thou- 

 sand dollars ($1,000) from the income of the Rumford Fund 

 for investigations in light and heat, under the direction of 

 the committee ; and it was accordingly 



Voted, To appropriate this sum from the Rumford Fund for 

 the above-named investigation. 



Professor Pickering made a communication on the Zone 

 Observations of Harvard College Observatory ; upon which 

 remarks were made by Messrs. Watson and Rogers. 



Professor Gray thought this a fitting opportunity for the 

 Academy to express its satisfaction at the accomplishment of 

 a work of such great and general utility ; and, on his motion, 

 it was 



Voted, That the congratulations of the Academy be ex- 

 tended to the Director and to the Observer, Professor Wil- 

 liam A. Rogers, on the completion of the Zone Observations 

 assigned to the Cambridge Observatory. 



Professor Gray presented the following papers : — 



" Some Remarks upon American Bryology, and Descrip- 

 tions of some new Species of Mosses." By Leo Lesquereux 

 and Thomas P. James. 



" Characters of some new Genera and Species of Plants, 

 chiefly of California and Oregon." By Asa Gray. 



