OFFICERS OF THE ACADEMY 



President: F. L. Ransome, Geological Survey. 



Corresponding Secretary: Robert B. Sosman, Geophysical Laboratory. 

 Recording Secretary: William R. Maxon, National Museum. 

 Treasurer: R. L. Faris, Coast and Geodetic Survey. 



ANNOUNCEMENT OF MEETINGS OF THE ACADEMY AND 



AFFILIATED SOCIETIES. 



Thursday, January 23. The Chemical Society, at the Cosmos Club, 

 at 8.00 p.m. Program: 



W. H. Smith: Aeroplatie dopes. 25 minutes. 



R. N. Harger: The preparation of "metol." 20 minutes. 



J. D. Davis: The removal of phosphine front ammonia made from cyanamide. 

 15 minutes. 



Saturday, January 25. The Biological Society, at the Auditorium of 

 the New National Museum, at 8.00 p.m. Program: 



G. Dallas Hanna: Additions to the avifauna of the Pribilof Islands, including 

 species new to North America. Illustrated with specimens. 20 minutes. 



W. L. McAtee: An account of 4>oisonous sumacs, ivy poisoning, and remedies 

 therefor. 30 minutes. 



Tuesday, February 4. The Botanical Sopiety, at the Cosmos Club, at 

 8.00 p.m. 



