898 



SCIENCE 



[N. S. Vol. XXXVIII. No. 990 



University of Virginia; secretary, Dr. Donald E. 

 Hooker, Johns Hopkins Medical School, Baltimore, 

 Md. 



Section L — Education. — Vice-president, Dr. Phi- 

 lander P. Claxton, Commissioner of Education, 

 Washington, D. C; secretary, Dr. Stuart A. 

 Courtis, Liggett School, Detroit, Mich. 



The Astronomical and Astrophysical Society of 

 America. — December 29-January 3. President, 

 Professor E. C. Pickering, Harvard College Ob- 

 servatory; secretary. Professor Philip Fox, Dear- 

 born Observatory, Evanston, HI. 



The American Physical Society. — December 29- 

 January 3. President, Professor B. O. Peirce, 

 Harvard University; secretary. Professor A. D. 

 Cole, Ohio State University, Columbus, Ohio. 



The American Federation of Teachers of the 

 Mathematical and the Natural Sciences. — Between 

 December 30. President, Professor C. E. Maun, 

 University of Chicago; secretary, Dr. Wm. A. 

 Hedriek, Washington, D. C. 



The Entomological Society of America. — De- 

 cember 30-31. President, Dr. C. J. S. Bethune, 

 Ontario Agricultural College; secretary. Professor 

 Alexander D. MacGillivray, 603 West Michigan 

 Ave., Urbana, HI. 



The American Association of Economic Ento- 

 mologists. — December 31-January 2. President, 

 Professor P. J. Parrott, Geneva, N. Y.; secretary, 

 A. F. Burgess, Melrose Highlands, Mass. 



The Botanical Society of America. — December 

 30-January 2. President, Professor D. H. Camp- 

 bell, Stanford University; secretary. Dr. George T. 

 Moore, Botanical Garden, St. Louis, Mo. 



The American Phytopathologioal Society. — De- 

 cember 30-January 2. President, F. C. Stewart, 

 Agricultural Experiment Station, Geneva, N. Y. ; 

 secretary. Dr. C. L. Shear, Department of Agri- 

 culture, Washington, D. C. 



The American Microscopical Society. — December 

 30. Secretary, T. W. Galloway, James Maiikin 

 University, Decatur, HI. 



American Association of Official Horticultural 

 Inspectors. — December 29. President, E. L. 

 Worsham, Atlanta, Ga.; secretary, J. G. Saunders, 

 Madison, Wis. 



The Southern Society for Philosophy and Psy- 

 chology. — ^December 31-January 1. President, 

 Professor H. J. Pearce, Gainesville, Ga. ; secretary. 



Professor W. C. Euediger, George Washington 

 University, Washington, D. C. 



The Sigma Xi Convention. — December 30. Presi- 

 dent, Professor J. McKeen Cattell, Columbia Uni- 

 versity; recording secretary. Professor Dayton C. 

 Miller, Case School of Applied Science, Cleveland, 

 Ohio. 



Gamma Alpha Graduate Scientific Fraternity. — 

 December 30. President, Professor J. I. Tracey, 

 Yale University; secretary. Professor H. E. Howe, 

 Eandolph-Maeon College, Ashland, Va. 



PHILADELPHIA 



The American Society of Naturalists. — December 

 31. President, Professor Eoss G. Harrison, Yale 

 University; secretary. Dr. Bradley M. Davis, Uni- 

 versity of Pennsylvania, Philadelphia, Pa. 



The American Society of Zoologists. — December 

 30-January 1. Eastern Branch: President, Dr. 

 Eaymond Pearl, Maine Agricultural Experiment 

 Station; secretary. Dr. Caswell Grave, The Johns 

 Hopkins University, Baltimore, Md. Central 

 Branch — December 29-January 1 : president. Pro- 

 fessor H. B. Ward, University of Nebraska; secre- 

 tary. Professor W. C. Curtis, University of Mis- 

 souri, Columbia, Mo. 



The American Physiological Society. — December 

 29-31. President, Dr. S. J. Meltzer, Eockefeller 

 Institute for Medical Eesearch, New York City; 

 secretary. Professor A. J. Carlson, University of 

 Chicago, Chicago, HI. 



The Association of American Anatomists. — De- 

 cember 29-31. President, Professor Eoss G. Harri- 

 son, Yale University; secretary. Professor G. Carl 

 Huber, 1330 Hill Street, Ann Arbor, Mich. 



The American Society of Biological Chemists. — 

 December 29-31. President, Professor A. B. Ma- 

 callum. University of Toronto; secretary. Pro- 

 fessor Philip A. Shaffer, 1806 Locust St., St. Louis, 

 Mo. 



The Society for Pharmacology and Experimental 

 Therapeutics. — December 30-31. President, Dr. 

 Torald Solhnann, Western Eeserve University 

 Medical School, Cleveland, Ohio; secretary. Dr. 

 John Auer, Eockefeller Institute for Medical Ee- 

 search, New York City. 



NEW TOEK CITY 



The American Mathematical Society. — December 

 30-31. President, Professor E. B. Van Vleck, Uni- 



