December 4, 1914] 



SCIENCE 



retary, Dr. W. J. Humphreys, U. S. "Weather 

 Bureau, Washington, D. C. 



Section C — Chemistry. — ^Vice-president, Provost 

 Edgar F. Smith, University of Pennsylvania; sec- 

 retary. Dr. John Johnston, Geophysical Labora- 

 tory, Washington, D. 0. 



Section D — Mechanical Science and Engineering. 

 — ^Vice-president, Albert Noble, New York; sec- 

 retary. Professor Arthur H. Blanohard, Columbia 

 University, New York City. 



Section E — Geology and Geography. — ^Vice- 

 president, Professor U. S. Grant, Northwestern 

 University; secretary. Professor George F. Kay, 

 University of Iowa. 



Section F — Zoology. — Vice-president, Professor 

 Frank E. Lillie, University of Chicago; secretary, 

 Professor Herbert V. Neal, Tufts College, Mass. 



Section G — Botany. — ^Vice-president, Dr. G. P. 

 Clinton, Connecticut Agricultural Experiment Sta- 

 tion; secretary, Professor W. J. V. Osterhout, 

 Harvard University, Cambridge, Mass. 



Section S — Anthropology and Psychology. — 

 Vice-president, Dr. Clark Wissler, American Mu- 

 seum of Natural History; secretary, Professor 

 George Grant MacCurdy, Yale University, New 

 Haven, Conn. 



Section^ I — Social and Economic Science. — Sec- 

 retary, Seymour C. Loomis, 69 Church St., New 

 Haven, Conn. 



Section K — Physiology and Experimental Medi- 

 cine. — ^Vice-president, Professor Eichard Mills 

 Pearce, University of Pennsylvania; secretary. Dr. 

 Donald E. Hooker, Johns Hopkins Medical School, 

 Baltimore, Md. 



Section X — Education. — Vice-president, Pro- 

 fessor Paul H. Hanus, Harvard University; secre- 

 tary, Dr. Stuart A. Courtis, Liggett School, De- 

 troit, Mich. 



Section M — Agriculture. — ^Vice-president, Pro- 

 fessor L. H. Bailey, Cornell University; secretary, 

 Dr. E. W. Allen, U. S. Department of Agriculture, 

 Washington, D. C. 



The American Physical Societj/. — Convocation 

 Week. President, Professor Ernest Merritt, Cor- 

 nell University; secretary, Professor A. D. Cole, 

 Ohio State University, Columbus, Ohio. 



The American Federation of Teachers of the 

 Mathematical and the Natural Sciences. — De- 

 cember 29. President, Professor C. E. Mann, 

 Carnegie Foundation, New York City; secretary. 

 Dr. Wm. A. Hedrick, McBanley Manual Training 

 School, Washington, D. C. 



The American Society of Naturalists. — Decem- 

 ber 31. President, Professor Samuel F. Clarke, 



Williams College; secretary. Dr. Bradley M. Davis, 

 University of Pennsylvania, Philadelphia, Pa. 



The American Society of Zoologists. — December 

 29-31. President, Professor C. E. McClung, Uni- 

 versity of Pennsylvania; secretary. Dr. Caswell 

 Grave, The Johns Hopkins University, Baltimore, 

 Md. 



The Society of American Bacteriologists. — De- 

 cember 29-31. President, Professor Charles E. 

 Marshall, Massachusetts Agricultural College; sec- 

 retary. Dr. A. Parker Hitchens, Glenolden, Pa. 



The Entomological Society of America. — De- 

 cember 31- January 1. President, Professor Philip 

 P. Calvert, University of Pennsylvania; secretary. 

 Professor Alexander D. MacGillivray, University 

 of Illinois, Urbana, 111. 



The American Association of Economic Ento- 

 mologists. — December 28-31. President, Pro- 

 fessor H. T. Fernald, Amherst College; secretary, 

 A. F. Burgess, Melrose Highlands, Mass. 



The Geological Society of America. — December 

 29-31. President, Dr. George F. Becker, U. S. 

 Geological Survey, Washington, D. C. ; secretary. 

 Dr. Edmund Otis Hovey, American Museum of 

 Natural History, New York City. 



The Paleontological Society. — December 29-31. 

 President, Dr. Henry P. Osborn, American Mu- 

 seum of Natural History, New York City; 

 secretary. Dr. E. S. Bassler, U. S. National Mu- 

 seum, Washington, D. C. 



The Botanical Society of America. — December 

 29-January 1. President, Dr. A. S. Hitchcock, 

 U. 8. Department of Agriculture; secretary. Dr. 

 George T. Moore, Botanical Garden, St. Louis, Mo. 



The American Phytopathological Society. — ^De- 

 cember 29-January 1. President, Dr. Haven 

 Metealf, U. S. Department of Agriculture; secre- 

 tary. Dr. C. L. Shear, U. S. Department of Agri- 

 culture, Washington, D. C. 



American Fern Society. — December 28-29. Sec- 

 retary, Charles A. Weatherby, 749 Main St., East 

 Hartford, Conn. 



Sullivant Moss Society. — ^December 30. Secre- 

 tary, Edward B. Chamberlain, 18 West 89th St., 

 New York, N. Y. 



American Nature-Study Society. — December 30- 

 31. Secretary, Professor E. E. Downing, Univer- 

 sity of Chicago, Chicago, HI. 



School Garden Association of America. — Decem- 

 ber 29-30. President, Van Evrie Kilpatrick, 124 

 West 30th St., New York, N. Y. 



American Alpine Cluh. — January 2. Secretary, 

 Howard Palmer, New London, Conn. 



American Association of Official Horticultural 



