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SCIENCE 



[N. S. Vol. XXVIII. No. 730 



Section E, Physiology and Experimental Medi- 

 cine. — Vice-president, Professor Wm. H. Howell, 

 Johns Hopkins University; secretary. Dr. Wm. J. 

 Gies, College of Physicians and Surgeons, Columbia 

 University, New York City. 



Section L, Education. — Vice-president, Professor 

 John Dewey, Columbia University; secretary. 

 Professor C. R. Mann, University of Chicago, 

 Chicago, III. 



The American Society of Naturalists. — ^Decem- 

 ber 31. President, Professor D. P. Penhallow, 

 McGill University; secretary. Dr. H. McE. 

 Knower, The Johns Hopkins Medical School, Bal- 

 timore, Md. Central Branch. President, Professor 

 R. A. Harper, University of Wisconsin; secretary. 

 Professor Thomas G. Lee, University of Minnesota, 

 Minneapolis, Minn. 



The American Mathematical Society. — ^December 

 30, 31. President, Professor H. S. White, Vassar 

 College; secretary, Professor F. N. Cole, 501 West 

 116th St., New York City. 



American Federation of Teachers of the Mathe- 

 matical and Natural Sciences. — December 28, 29. 

 President, H. W. Tyler, Boston, Mass.; secretary. 

 Professor C. R. Mann, University of Chicago, 

 Chicago, 111. 



The American Physical Society. — President, 

 Professor E. L. Nichols, Cornell University; sec- 

 retary, Professor Ernest Merritt, Cornell Univer- 

 sity, Ithaca, N. Y. 



The American Chemical Society. — December 29- 

 January 1. President, Professor Marston T. Bo- 

 gert, Columbia University; secretary. Professor 

 Charles L. Parsons, New Hampshire College, Dur- 

 ham, N. H. 



The Geological Society of America. — December 

 29, 31. President, Professor Samuel Calvin, Uni- 

 versity of Iowa; secretary. Dr. E. 0. Hovey, 

 American Museum of Natural History, New York 

 City. 



The Association of American Oeographers. — 

 January 1, 2. President, Dr. G. K. Gilbert, U. S. 

 Geological Survey; secretary. Professor Albert P. 

 Brigham, Colgate University, Hamilton, N. Y. 



The American Society of Vertebrate Paleontolo- 

 gists. — December 28-30. President, Professor 

 Richard Swan Lull, Yale University; secretary. 

 Dr. W. D. Matthew, American Museum of Nat- 

 ural History, New York City. 



The American Society of Biological Chemists. — 

 December 28-30. President, Professor John J. 

 Abel, The Johns Hopkins University; secretary, 

 Professor William J. Gies, 437 West 59th St., 

 New York City. 



The American Physiological Society. — December 

 29-31. President, Professor W. H. Howell, Johns 

 Hopkins University; secretary. Dr. Reid Hunt, 

 Hygienic Laboratory, 25th and E Sts., N. W., 

 Washington, D. C. 



The Association of American Anatomists. — De- 

 cember 29-31. President, Professor J. Playfair 

 McMurrich, University of Toronto; secretary. 

 Professor G. Carl Huber, 1330 Hill St., Ann 

 Arbor, Mich. 



TJie Society of American Bacteriologists. — De- 

 cember 28-January 2. Vice-president, Professor 

 H. L. Russell, University of Wisconsin; secretary. 

 Dr. Norman MacL. Harris, University of Chicago, 

 Chicago, 111. 



The American Society of Zoologists. — Eastern 

 Branch, December 29-31. President, Professor 

 William Morton Wheeler, Harvard University; 

 secretary. Dr. Lorande Loss Woodruff, Yale Uni- 

 versity, New Haven, Conn. Central Branch, De- 

 cember 28-30. President, Professor E. A. Birge, 

 University of Wisconsin; acting secretary. Pro- 

 fessor Thomas G. Lee, University of Minnesota, 

 Minneapolis, Minn. 



The Entomological Society 'of America. — De- 

 cember 29, 30. President, Professor W. M. 

 Wheeler, Harvard University; secretary, J. 

 Chester Bradley, Cornell University, Ithaca, N. Y. 



The Association of Economic Entomologists. — 

 December 28, 29. President, Professor S. A. 

 Forbes, University of Illinois; secretary, A. F. 

 Burgess, Washington, D. C. 



The Botanical Society of America. — December 

 29-31. President, Professor W. F. Ganong, Smith 

 College, Northampton, Mass.; secretary. Professor 

 D. S. Johnson, Johns Hopkins University, Balti- 

 more, Md. 



American Nature Study Society. — December 30, 

 31. President, Professor L. H. Bailey, Cornell 

 University; secretary. Professor M. A. Bigelow, 

 Teachers College, Columbia University, New York 

 City. 



Sullivant Moss Chapter. — President, Dr. T. 

 C. Frye, Seattle, Wash.; secretary, Mr. N. L. T. 

 Nelson, St. Louis, Mo. Address: Mrs. Annie Mor- 

 rill Smith, 78 Orange St., Brooklyn, N. Y. 



Wild Flower Preservation Society. — President, 

 Professor Chas. E. Bessey; secretary. Dr. Charles 

 Louis Pollard, New Brighton, N. Y. 



The American Anthropological Association. — 

 December 28-January 2. President, Professor 

 Franz Boas, Columbia University; secretary. Dr. 

 Geo. Grant MacCurdy, Yale University, New 

 Haven, Conn. 



