OFFICERS OF THE ACADEMY 



President: F. L. Ransome, Geological Survey. 



Corresponding Secretary: Robert B. Sosman, Geophysical I/aboratory. 

 Recording Secretary: WilIvIam R. Maxon, National Museum. 

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



ANNOUNCEMENT OF MEETINGS OF THE ACADEMY AND 



AFFILIATED SOCIETIES^ 



Thursday, December 4. The Entomological Society, at the Cosmos 



Club, at. 8.00 p.m. ' Program: 

 Election of officers for 1920. 



Wm. Schaus: Collecting in the American Tropics. 

 Notes and exhibition of specimens. 



Saturday, December 6. The Philosophical Society, at the Cosmos 



Club, at 8.15 p.ra. Program: 

 Annual meeting for reports and election of officers. 



Tuesday, December 9. The Institute of Electrical Engineers; at the 

 Cosmos Club, at 8.00 p.m. 



Wednesday, December 10. The Geological Society, at the Cosmos 



Club, at 8.00 p.m. Program: 

 Annual meeting for election of officers and presidential address. 



Thursday, December 1 1 . The Chemical Society, at the Cosmos Club, 

 at 8.00 p.m. 



Saturday, December 13. The Biological Society, at the Cosmos Club, 

 at 8.00 p.m. 



Tuesday, December i6. The Anthropological Society, at Room 43, 

 New National Museum, at 4.45 p.m. 



Wednesday, December 17. The Society of Engineers, at the Cosmos 



Club, at 8.15 p.m. ; 



Annual meeting. 



Saturday, December 20. The Philosophical Society, at the Cosmos 

 Club, at 8.15 p.m. Program: 



J. Warren Smith: Predicting minimum temperatures. (Illustrated.) 

 Charles F. Brooks: Clouds and their significance. (Illustrated.) 

 Prospective members of the American Meteorological Society are invited to be 

 present. At the close of the program there will be a short business meeting to 

 discuss organization plans and to nominate officers for that society. , 



'The programs of the meetings of the a£51iated societies will appear on this page if sent to the 

 Editor by the thirteenth and twenty-seventh of the month. 



