NOVEMBEB 30, 1917] 



SCIENCE 



531 



on Thursday, Friday and Saturday, December 27 

 to 29, 1917, in joint session with Section B, 

 A.A.A.S. President, E. A. Millikan. Secretary, 

 Alfred D. Cole, Ohio State University, Columbus, 

 Ohio. 



Optical Society of America. — ^Will meet on Mon- 

 day, December 31, 1917. President, Perley 6. 

 Nutting, "Westinghouse Research Laboratory, East 

 Pittsburgh, Pa. 



American Electrochemical Society. — The Pitts- 

 burgh Section will meet on either Saturday, De- 

 cember 29, 1917, or "Wednesday, January 2, 1918. 

 President, Colin G. Fink. Secretary, Pittsburgh 

 Section, C. G. Schlouderberg, East Pittsburgh, Pa. 



Society for the Promotion of Engineering Edu- 

 cation. — Will hold meetings on dates to be an- 

 nounced. President Milo S. Ketcham. Secretary, 

 F. L. Bishop, University of Pittsburgh, Pittsburgh, 

 Pa. 



Illuminating Engineering Society. — Will hold 

 meetings on dates to be announced. President, G. 

 H. Stickney. Chairman, Committee on Eeciproeal 

 Relations, W. A. Durgin, 72 West Adams St., 

 Chicago, 111. 



Paleontological Society of America. — Will meet 

 on Monday to Wednesday, December 31, 1917, to 

 January 2, 1918. President, John C. Merriam. 

 Secretary, R. S. Bassler, U. S. National Museum, 

 Washington, D. C. 



Seismological Society of America. — ^WUl meet on 

 dates to be announced. President, J. B. Wood- 

 worth. Secretary, S. D. Townley, Stanford Uni- 

 versity, Cal. 



American Society of Nattiralists. — Will meet on 

 Tuesday and Wednesday, January 1 and 2, 1918. 

 President, George H. ShuU. Secretary, Bradley 

 M. Davis, University of Pennsylvania, Philadel- 

 phia, Pa. 



Entomological Society of America. — Will meet 

 on Friday and Saturday, December 28 and 29, 

 1917. President, Lawrence Bruner. Secretary, J. 

 M. Aldrich, U. S. Bureau of Entomology, West 

 Lafayette, Ind. 



American Association of Economic Entomolo- 

 gists. — ^Will meet Monday to Wednesday, Decem- 

 ber 31, 1917, to January 2, 1918. President, R. 

 A. Cooley. Secretary, Albert F. Burgess, Melrose 

 Highlands, Mass. 



Ecological Society of America. — ^WiU meet Sat- 

 urday, Monday and Tuesday, December 29, 31, 

 1917, and January 1, 1918. President, Ellsworth 

 Huntington. Secretary, Forrest Shreve, Easton, 

 Maryland. 



American Nature-Study Socieiyj — ^Will meet on 



dates to be announced. Secretary, Mrs. Anna B. 

 Comstock, Cornell University, Ithaca, N. T. 



Wilson Ornithological Club. — Will meet on Tues- 

 day and Wednesday, January 1 and 2, 1918. 

 President, W. P. Henninger. Acting Secretary, 

 T. C. Stephens, Morningside College, Sioux City, 

 Iowa. 



Botanical Society of America. — ^Will meet on 

 Friday, Saturday, Monday and Tuesday, December 

 28, 29 and 31, 1917, and January 1. President, 

 P. C. Newcombe. Secretary, H. H. Bartlett, Uni- 

 versity of Michigan, Ann Arbor, Mich. 



American Phytopathological Society. — Will meet 

 Friday to Wednesday, December 28, 1917, to 

 January 2, 1918. President, Mel T. Cook. Secre- 

 tary, C. L. Shear, U. S. Department of Agriculture, 

 Washington, D. C. 



Society for Horticultural Science. — ^Will meet 

 Thursday to Saturday, December 27 to 29, 1917. 

 President, T. C. Johnson. Secretary, C. P. Close, 

 College Park, Maryland. 



American Microscopical Society. — ^WUl hold 

 meetings on Saturday, December 29, 1917, for 

 transaction of business only. President, M. P. 

 Guyer. Secretary, T. W. Galloway, Beloit Col- 

 lege, Beloit, Wis. 



American Fern Society.— 'Will meet on dates to 

 be announced. President, William Palmer. Sec- 

 retary, C. A. Weatherby, 1062 Main St., East 

 Hartford, Conn. 



American Psychological Association. — Will meet 

 on Thursday to Saturday, December 27 to 29, 1917, 

 President, R. M. Yerkes. Secretary, H. S. Lang- 

 feld, Harvard University, Cambridge, Mass. 



American Metric Association. — Will meet on 

 dates to be announced. President, George Fred- 

 erick Kunz. Secretary, Howard Richards, Jr., 

 156 5th Avenue, New York, N. Y. 



Society of American Foresters. — Will meet on 

 dates to be announced. President, Filibert Roth. 

 Secretary, Elmer R. Hodson, U. S. Forest Service, 

 Washington, D. C. 



School Garden Association of America. — Will 

 meet on Monday, December 31, 1917. President, 

 Evrie Kilpatrick, 124 West 30th Street, New 

 York, N. Y. 



Society of the Sigma Xi. — ^Will meet on Satur- 

 day, December 29, 1917. President, Julius 

 Stieglitz. Secretary, Henry B. Ward, University 

 of Hlinois, Urbana, HI. 



Gamma Alpha Graduate Scientific Fraternity. — 

 Will hold annual convention and dinner on date to 

 be announced. President, Norman E. Gilbert, 

 Dartmouth College, Hanover, N. H. 



