THE AFFILIATED SOCIETIES 



OF THE 



WASHINGTON ACADEMY OF SCIENCES 



The Anthropological Society of Washington. 



The Washington Society of the Archaeological Institute of 



America. 

 The Biological Society of Washington. 

 The Botanical Society of Washington. 

 The Chemical Society of Washington. 

 The Washington Society of Engineers. 

 The Entomological Society of Washington. 

 The Society of American Foresters. 

 The National Geographic Society. 

 The Geological Society of Washington. 

 The Columbia Historical Society. 

 The Medical Society of the District of Columbia. 

 The Philosophical Society of Washington. 



PROGRAMS AND ANNOUNCEMENTS 



PHILOSOPHICAL SOCIETY OF WASHINGTON 



The 706th meeting will be held at the Cosmos Club March 9, 1912 

 at 8:15 P.M. Dr. C. G. Abbot: Experiment* on the light of the sky. 

 Dr. T. A. Batjer: On the formation of the solar corona and the total solar 

 eclipse of October 9-10, 1911. 



