BULLETIN 



PHILOSOPHICAL SOCIETY OF WASHINGTON. 



203d Meeting. October 8, 1881. 



The Society, in accordance with the notice of adjournment at its 

 last June meeting, resumed its sessions. 



The President (Mr. J. J. Woodward) in the Chair. 



Thirty-eight members present. 



Mr. G. K. Gilbert read a communication on 



THE QUATERNARY CLIMATE OF THE GREAT BASIN. 



The matters contained in this communication were a summary of 

 certain chapters which will appear from the pen of Mr. Gilbert in 

 the Second Annual Report of the Director of the United States 

 Geological Survey now in press. The observations of which the 

 communication was a resume were made in his capacity of Geologist 

 in charge of the Exploration of the Utah Division. 



Remarks were made on Mr. Gilbert's communication by Mr. 

 Thomas Antisell. 



Mr. E. B. Elliott also made a communication on 



ACCRUED INTEREST ON GOVERNMENT SECUTITIES. 



Mr. W. B. Taylor exhibited to the Society a photographic print 

 from a single negative including about 140 degrees of panorama. 

 The ordinary camera does not usually comprise more than about 

 60 degrees, and requires as a necessary condition of good definition 



