“Bi ete 
ANNOUNCEMENTS OF MEETINGS OF THE ACADEMY AND 
AFFILIATED SOCIETIES 
Saturday, January 6. The Biological Society. 
Wednesday, January 10. The Geological Society. 
Thursday, January 11. The Chemical Society, at the Cosmos Club at 
8 p.m. Program: — 
R. C. Wretus: Chemistry of the sea. (Presidential address.) 
Saturday, January I3. The Philosophical Society. 
Tuesday, January 16. The Anthropological Society, 
Wednesday, January 17. The Society of Engineers. 
Thursday, January 18. The Acapemy. 
PROGRAMS ANNOUNCED SINCE THE PRECEDING ISSUE OF THE JOURNAL! 
Thursday, December7. The Entomological Society, at the National Museum, at 8 p.m. 
Program: Election of officers. Artruur G. Bovina: Biology of blister beetles. J. 
N. Aupricu: A manuscript bibliography of S. W. Williston. : 
Wednesday, December 18. The Geological Society, at the Cosmos Club, at 8 p.m. 
Program: Witi1aAM C. Autpen: The physiographic development of the Northern Great 
Plains. (Presidential address.) 
Thursday, December 21. Joint meeting of;the AcapEMy and the Philosophical Society, 
at the Cosmos Club, at 8.15 p.m. -Program: H. A. Cnark: The manufacture of ther- 
mometers. 
1 Notices received too late for publication before the date of the meeting. 
