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^ 



Tuesday, October 7. The Anthropological Society, at Room 43, 

 National Museum, at 4.30 p.m. 



Tuesday, October 7. The Botanical Society, at the Cosmos Club, at 



8.00 p.m. Program: 

 John A. Stevenson: Some botanical aspects of Porto Rico. 



The annual meeting for the election of officers and transaction of other business 

 will be called immediately at the close of the meeting. 



Thursday, October 9. 'The Chemical Society, at the Cosmos Club, 



at 8.00 p.m. Program: 

 E. K. Nelson: Vanillyl acyl amides. 



C. O. Johns and A. J.. Finks: Growth experiments with *he proteins of the navy bean. 

 W. M. Clark and Harper S. ZollEr: Manufacture of commercial casein. 



Saturday, October 11. The Philosophical Society, at the Cosmos Club, 

 • at 8.15 p.m. Program: 



C. G. Abbot: Solar studies in South America. (Illustrated.) 30 minutes. 



Iv. A. Bauer: The total solar eclipse at Cape Palmas, Liberia, May 2g, igig. 

 (Illustrated.) 30 minutes. 



D. M. Wise: The total solar eclipse at Sobral, Brazil, May 2g, igig. (Illustrated.) 

 10 minutes. 



Saturday, October 18. The Biological Society, at the Cosmos Club, 

 at 8.00 p.m. - 



' The programs of the meetings of the affiliated societies will appear on this page it sent to the 

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



